diff --git a/app/src/main/java/org/oxycblt/auxio/image/covers/CoverModule.kt b/app/src/main/java/org/oxycblt/auxio/image/covers/CoverModule.kt
index 48f5d1052..8c7d668be 100644
--- a/app/src/main/java/org/oxycblt/auxio/image/covers/CoverModule.kt
+++ b/app/src/main/java/org/oxycblt/auxio/image/covers/CoverModule.kt
@@ -23,7 +23,7 @@ import dagger.Module
 import dagger.Provides
 import dagger.hilt.InstallIn
 import dagger.hilt.components.SingletonComponent
-import org.oxycblt.musikr.cover.CoverIdentifier
+import org.oxycblt.musikr.cover.fs.CoverIdentifier
 
 @Module
 @InstallIn(SingletonComponent::class)
diff --git a/app/src/main/java/org/oxycblt/auxio/image/covers/CoverSilo.kt b/app/src/main/java/org/oxycblt/auxio/image/covers/CoverSilo.kt
index 9d7413f65..b6330303f 100644
--- a/app/src/main/java/org/oxycblt/auxio/image/covers/CoverSilo.kt
+++ b/app/src/main/java/org/oxycblt/auxio/image/covers/CoverSilo.kt
@@ -19,7 +19,7 @@
 package org.oxycblt.auxio.image.covers
 
 import java.util.UUID
-import org.oxycblt.musikr.cover.CoverParams
+import org.oxycblt.musikr.cover.fs.CoverParams
 
 data class CoverSilo(val revision: UUID, val params: CoverParams) {
     override fun toString() = "${revision}.${params.resolution}.${params.quality}"
diff --git a/app/src/main/java/org/oxycblt/auxio/image/covers/SettingCovers.kt b/app/src/main/java/org/oxycblt/auxio/image/covers/SettingCovers.kt
index 63e1dfd8d..ec3718a73 100644
--- a/app/src/main/java/org/oxycblt/auxio/image/covers/SettingCovers.kt
+++ b/app/src/main/java/org/oxycblt/auxio/image/covers/SettingCovers.kt
@@ -23,9 +23,9 @@ import java.util.UUID
 import javax.inject.Inject
 import org.oxycblt.auxio.image.CoverMode
 import org.oxycblt.auxio.image.ImageSettings
-import org.oxycblt.musikr.cover.CoverIdentifier
-import org.oxycblt.musikr.cover.CoverParams
 import org.oxycblt.musikr.cover.MutableCovers
+import org.oxycblt.musikr.cover.fs.CoverIdentifier
+import org.oxycblt.musikr.cover.fs.CoverParams
 
 interface SettingCovers {
     suspend fun create(context: Context, revision: UUID): MutableCovers
diff --git a/app/src/main/java/org/oxycblt/auxio/image/covers/SiloedCovers.kt b/app/src/main/java/org/oxycblt/auxio/image/covers/SiloedCovers.kt
index 253d0dacf..895ff01b8 100644
--- a/app/src/main/java/org/oxycblt/auxio/image/covers/SiloedCovers.kt
+++ b/app/src/main/java/org/oxycblt/auxio/image/covers/SiloedCovers.kt
@@ -23,21 +23,21 @@ import java.io.File
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.withContext
 import org.oxycblt.musikr.cover.Cover
-import org.oxycblt.musikr.cover.CoverFormat
-import org.oxycblt.musikr.cover.CoverIdentifier
 import org.oxycblt.musikr.cover.Covers
-import org.oxycblt.musikr.cover.FileCover
-import org.oxycblt.musikr.cover.FileCovers
 import org.oxycblt.musikr.cover.MutableCovers
-import org.oxycblt.musikr.cover.MutableFileCovers
 import org.oxycblt.musikr.cover.ObtainResult
-import org.oxycblt.musikr.fs.app.AppFiles
+import org.oxycblt.musikr.cover.fs.CoverFormat
+import org.oxycblt.musikr.cover.fs.CoverIdentifier
+import org.oxycblt.musikr.cover.fs.FSCovers
+import org.oxycblt.musikr.cover.fs.FileCover
+import org.oxycblt.musikr.cover.fs.MutableFSCovers
+import org.oxycblt.musikr.fs.app.AppFS
 
-open class SiloedCovers(private val silo: CoverSilo, private val fileCovers: FileCovers) : Covers {
+open class SiloedCovers(private val silo: CoverSilo, private val FSCovers: FSCovers) : Covers {
     override suspend fun obtain(id: String): ObtainResult<SiloedCover> {
         val coverId = SiloedCoverId.parse(id) ?: return ObtainResult.Miss()
         if (coverId.silo != silo) return ObtainResult.Miss()
-        return when (val result = fileCovers.obtain(coverId.id)) {
+        return when (val result = FSCovers.obtain(coverId.id)) {
             is ObtainResult.Hit -> ObtainResult.Hit(SiloedCover(silo, result.cover))
             is ObtainResult.Miss -> ObtainResult.Miss()
         }
@@ -46,7 +46,7 @@ open class SiloedCovers(private val silo: CoverSilo, private val fileCovers: Fil
     companion object {
         suspend fun from(context: Context, silo: CoverSilo): SiloedCovers {
             val core = SiloCore.from(context, silo)
-            return SiloedCovers(silo, FileCovers(core.files, core.format))
+            return SiloedCovers(silo, FSCovers(core.files, core.format))
         }
     }
 }
@@ -55,7 +55,7 @@ class MutableSiloedCovers
 private constructor(
     private val rootDir: File,
     private val silo: CoverSilo,
-    private val fileCovers: MutableFileCovers
+    private val fileCovers: MutableFSCovers
 ) : SiloedCovers(silo, fileCovers), MutableCovers {
     override suspend fun write(data: ByteArray) = SiloedCover(silo, fileCovers.write(data))
 
@@ -77,7 +77,7 @@ private constructor(
         ): MutableSiloedCovers {
             val core = SiloCore.from(context, silo)
             return MutableSiloedCovers(
-                core.rootDir, silo, MutableFileCovers(core.files, core.format, coverIdentifier))
+                core.rootDir, silo, MutableFSCovers(core.files, core.format, coverIdentifier))
         }
     }
 }
@@ -101,7 +101,7 @@ data class SiloedCoverId(val silo: CoverSilo, val id: String) {
     }
 }
 
-private data class SiloCore(val rootDir: File, val files: AppFiles, val format: CoverFormat) {
+private data class SiloCore(val rootDir: File, val files: AppFS, val format: CoverFormat) {
     companion object {
         suspend fun from(context: Context, silo: CoverSilo): SiloCore {
             val rootDir: File
@@ -110,7 +110,7 @@ private data class SiloCore(val rootDir: File, val files: AppFiles, val format:
                 rootDir = context.coversDir()
                 revisionDir = rootDir.resolve(silo.toString()).apply { mkdirs() }
             }
-            val files = AppFiles.at(revisionDir)
+            val files = AppFS.at(revisionDir)
             val format = CoverFormat.jpeg(silo.params)
             return SiloCore(rootDir, files, format)
         }
diff --git a/app/src/main/java/org/oxycblt/auxio/music/shim/MusikrShimModule.kt b/app/src/main/java/org/oxycblt/auxio/music/shim/MusikrShimModule.kt
index 7516cf3f3..19e6f6d7a 100644
--- a/app/src/main/java/org/oxycblt/auxio/music/shim/MusikrShimModule.kt
+++ b/app/src/main/java/org/oxycblt/auxio/music/shim/MusikrShimModule.kt
@@ -25,7 +25,7 @@ import dagger.hilt.InstallIn
 import dagger.hilt.android.qualifiers.ApplicationContext
 import dagger.hilt.components.SingletonComponent
 import javax.inject.Singleton
-import org.oxycblt.musikr.cache.DBSongCache
+import org.oxycblt.musikr.cache.DatabaseSongCache
 import org.oxycblt.musikr.cache.SongCache
 import org.oxycblt.musikr.playlist.db.StoredPlaylists
 
@@ -34,7 +34,7 @@ import org.oxycblt.musikr.playlist.db.StoredPlaylists
 class MusikrShimModule {
     @Singleton
     @Provides
-    fun songCache(@ApplicationContext context: Context): SongCache = DBSongCache.from(context)
+    fun songCache(@ApplicationContext context: Context): SongCache = DatabaseSongCache.from(context)
 
     @Singleton
     @Provides
diff --git a/musikr/src/main/java/org/oxycblt/musikr/cache/DBSongCache.kt b/musikr/src/main/java/org/oxycblt/musikr/cache/db/DBSongCache.kt
similarity index 96%
rename from musikr/src/main/java/org/oxycblt/musikr/cache/DBSongCache.kt
rename to musikr/src/main/java/org/oxycblt/musikr/cache/db/DBSongCache.kt
index d69b3e07b..cf0186da5 100644
--- a/musikr/src/main/java/org/oxycblt/musikr/cache/DBSongCache.kt
+++ b/musikr/src/main/java/org/oxycblt/musikr/cache/db/DBSongCache.kt
@@ -16,10 +16,13 @@
  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
  
-package org.oxycblt.musikr.cache
+package org.oxycblt.musikr.cache.db
 
 import android.content.Context
 import org.oxycblt.musikr.Song
+import org.oxycblt.musikr.cache.CacheResult
+import org.oxycblt.musikr.cache.CachedSong
+import org.oxycblt.musikr.cache.MutableSongCache
 import org.oxycblt.musikr.fs.device.DeviceFile
 import org.oxycblt.musikr.metadata.Properties
 import org.oxycblt.musikr.tag.parse.ParsedTags
diff --git a/musikr/src/main/java/org/oxycblt/musikr/cache/SongCacheDatabase.kt b/musikr/src/main/java/org/oxycblt/musikr/cache/db/SongCacheDatabase.kt
similarity index 99%
rename from musikr/src/main/java/org/oxycblt/musikr/cache/SongCacheDatabase.kt
rename to musikr/src/main/java/org/oxycblt/musikr/cache/db/SongCacheDatabase.kt
index 95dbc2a87..a9fe59bfb 100644
--- a/musikr/src/main/java/org/oxycblt/musikr/cache/SongCacheDatabase.kt
+++ b/musikr/src/main/java/org/oxycblt/musikr/cache/db/SongCacheDatabase.kt
@@ -16,7 +16,7 @@
  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
  
-package org.oxycblt.musikr.cache
+package org.oxycblt.musikr.cache.db
 
 import android.content.Context
 import androidx.room.Dao
diff --git a/musikr/src/main/java/org/oxycblt/musikr/cover/Covers.kt b/musikr/src/main/java/org/oxycblt/musikr/cover/Covers.kt
index e3f41b386..f3ba46821 100644
--- a/musikr/src/main/java/org/oxycblt/musikr/cover/Covers.kt
+++ b/musikr/src/main/java/org/oxycblt/musikr/cover/Covers.kt
@@ -20,22 +20,6 @@ package org.oxycblt.musikr.cover
 
 import java.io.InputStream
 
-interface Covers {
-    suspend fun obtain(id: String): ObtainResult<out Cover>
-}
-
-interface MutableCovers : Covers {
-    suspend fun write(data: ByteArray): Cover
-
-    suspend fun cleanup(excluding: Collection<Cover>)
-}
-
-sealed interface ObtainResult<T : Cover> {
-    data class Hit<T : Cover>(val cover: T) : ObtainResult<T>
-
-    class Miss<T : Cover> : ObtainResult<T>
-}
-
 interface Cover {
     val id: String
 
@@ -58,3 +42,19 @@ class CoverCollection private constructor(val covers: List<Cover>) {
                     .map { it.value.first() })
     }
 }
+
+interface Covers {
+    suspend fun obtain(id: String): ObtainResult<out Cover>
+}
+
+interface MutableCovers : Covers {
+    suspend fun write(data: ByteArray): Cover
+
+    suspend fun cleanup(excluding: Collection<Cover>)
+}
+
+sealed interface ObtainResult<T : Cover> {
+    data class Hit<T : Cover>(val cover: T) : ObtainResult<T>
+
+    class Miss<T : Cover> : ObtainResult<T>
+}
diff --git a/musikr/src/main/java/org/oxycblt/musikr/cover/CoverFormat.kt b/musikr/src/main/java/org/oxycblt/musikr/cover/fs/CoverFormat.kt
similarity index 98%
rename from musikr/src/main/java/org/oxycblt/musikr/cover/CoverFormat.kt
rename to musikr/src/main/java/org/oxycblt/musikr/cover/fs/CoverFormat.kt
index 52f9e15e3..496fd9609 100644
--- a/musikr/src/main/java/org/oxycblt/musikr/cover/CoverFormat.kt
+++ b/musikr/src/main/java/org/oxycblt/musikr/cover/fs/CoverFormat.kt
@@ -16,7 +16,7 @@
  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
  
-package org.oxycblt.musikr.cover
+package org.oxycblt.musikr.cover.fs
 
 import android.graphics.Bitmap
 import android.graphics.BitmapFactory
diff --git a/musikr/src/main/java/org/oxycblt/musikr/cover/CoverIdentifier.kt b/musikr/src/main/java/org/oxycblt/musikr/cover/fs/CoverIdentifier.kt
similarity index 97%
rename from musikr/src/main/java/org/oxycblt/musikr/cover/CoverIdentifier.kt
rename to musikr/src/main/java/org/oxycblt/musikr/cover/fs/CoverIdentifier.kt
index ef0917e05..f99e84b00 100644
--- a/musikr/src/main/java/org/oxycblt/musikr/cover/CoverIdentifier.kt
+++ b/musikr/src/main/java/org/oxycblt/musikr/cover/fs/CoverIdentifier.kt
@@ -16,7 +16,7 @@
  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
  
-package org.oxycblt.musikr.cover
+package org.oxycblt.musikr.cover.fs
 
 import java.security.MessageDigest
 
diff --git a/musikr/src/main/java/org/oxycblt/musikr/cover/CoverParams.kt b/musikr/src/main/java/org/oxycblt/musikr/cover/fs/CoverParams.kt
similarity index 97%
rename from musikr/src/main/java/org/oxycblt/musikr/cover/CoverParams.kt
rename to musikr/src/main/java/org/oxycblt/musikr/cover/fs/CoverParams.kt
index 1b26dc63f..d85c4226c 100644
--- a/musikr/src/main/java/org/oxycblt/musikr/cover/CoverParams.kt
+++ b/musikr/src/main/java/org/oxycblt/musikr/cover/fs/CoverParams.kt
@@ -16,7 +16,7 @@
  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
  
-package org.oxycblt.musikr.cover
+package org.oxycblt.musikr.cover.fs
 
 class CoverParams private constructor(val resolution: Int, val quality: Int) {
     override fun hashCode() = 31 * resolution + quality
diff --git a/musikr/src/main/java/org/oxycblt/musikr/cover/FileCovers.kt b/musikr/src/main/java/org/oxycblt/musikr/cover/fs/FSCovers.kt
similarity index 72%
rename from musikr/src/main/java/org/oxycblt/musikr/cover/FileCovers.kt
rename to musikr/src/main/java/org/oxycblt/musikr/cover/fs/FSCovers.kt
index 4c8390869..743378f39 100644
--- a/musikr/src/main/java/org/oxycblt/musikr/cover/FileCovers.kt
+++ b/musikr/src/main/java/org/oxycblt/musikr/cover/fs/FSCovers.kt
@@ -1,6 +1,6 @@
 /*
  * Copyright (c) 2025 Auxio Project
- * FileCovers.kt is part of Auxio.
+ * FSCovers.kt is part of Auxio.
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -16,16 +16,19 @@
  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
  
-package org.oxycblt.musikr.cover
+package org.oxycblt.musikr.cover.fs
 
 import android.os.ParcelFileDescriptor
+import org.oxycblt.musikr.cover.Cover
+import org.oxycblt.musikr.cover.Covers
+import org.oxycblt.musikr.cover.MutableCovers
+import org.oxycblt.musikr.cover.ObtainResult
+import org.oxycblt.musikr.fs.app.AppFS
 import org.oxycblt.musikr.fs.app.AppFile
-import org.oxycblt.musikr.fs.app.AppFiles
 
-open class FileCovers(private val appFiles: AppFiles, private val coverFormat: CoverFormat) :
-    Covers {
+open class FSCovers(private val appFS: AppFS, private val coverFormat: CoverFormat) : Covers {
     override suspend fun obtain(id: String): ObtainResult<FileCover> {
-        val file = appFiles.find(getFileName(id))
+        val file = appFS.find(getFileName(id))
         return if (file != null) {
             ObtainResult.Hit(FileCoverImpl(id, file))
         } else {
@@ -36,20 +39,20 @@ open class FileCovers(private val appFiles: AppFiles, private val coverFormat: C
     protected fun getFileName(id: String) = "$id.${coverFormat.extension}"
 }
 
-class MutableFileCovers(
-    private val appFiles: AppFiles,
+class MutableFSCovers(
+    private val appFS: AppFS,
     private val coverFormat: CoverFormat,
     private val coverIdentifier: CoverIdentifier
-) : FileCovers(appFiles, coverFormat), MutableCovers {
+) : FSCovers(appFS, coverFormat), MutableCovers {
     override suspend fun write(data: ByteArray): FileCover {
         val id = coverIdentifier.identify(data)
-        val file = appFiles.write(getFileName(id)) { coverFormat.transcodeInto(data, it) }
+        val file = appFS.write(getFileName(id)) { coverFormat.transcodeInto(data, it) }
         return FileCoverImpl(id, file)
     }
 
     override suspend fun cleanup(excluding: Collection<Cover>) {
         val used = excluding.mapTo(mutableSetOf()) { getFileName(it.id) }
-        appFiles.deleteWhere { it !in used }
+        appFS.deleteWhere { it !in used }
     }
 }
 
diff --git a/musikr/src/main/java/org/oxycblt/musikr/fs/app/AppFiles.kt b/musikr/src/main/java/org/oxycblt/musikr/fs/app/AppFS.kt
similarity index 94%
rename from musikr/src/main/java/org/oxycblt/musikr/fs/app/AppFiles.kt
rename to musikr/src/main/java/org/oxycblt/musikr/fs/app/AppFS.kt
index 9c8f2a407..50b423c08 100644
--- a/musikr/src/main/java/org/oxycblt/musikr/fs/app/AppFiles.kt
+++ b/musikr/src/main/java/org/oxycblt/musikr/fs/app/AppFS.kt
@@ -1,6 +1,6 @@
 /*
  * Copyright (c) 2024 Auxio Project
- * AppFiles.kt is part of Auxio.
+ * AppFS.kt is part of Auxio.
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -28,7 +28,7 @@ import kotlinx.coroutines.sync.Mutex
 import kotlinx.coroutines.sync.withLock
 import kotlinx.coroutines.withContext
 
-interface AppFiles {
+interface AppFS {
     suspend fun find(name: String): AppFile?
 
     suspend fun write(name: String, block: suspend (OutputStream) -> Unit): AppFile
@@ -36,9 +36,9 @@ interface AppFiles {
     suspend fun deleteWhere(block: (String) -> Boolean)
 
     companion object {
-        suspend fun at(dir: File): AppFiles {
+        suspend fun at(dir: File): AppFS {
             withContext(Dispatchers.IO) { check(dir.exists() && dir.isDirectory) }
-            return AppFilesImpl(dir)
+            return AppFSImpl(dir)
         }
     }
 }
@@ -49,7 +49,7 @@ interface AppFile {
     suspend fun open(): InputStream?
 }
 
-private class AppFilesImpl(private val dir: File) : AppFiles {
+private class AppFSImpl(private val dir: File) : AppFS {
     private val fileMutexes = mutableMapOf<String, Mutex>()
     private val mapMutex = Mutex()
 
diff --git a/musikr/src/main/java/org/oxycblt/musikr/fs/device/DeviceFiles.kt b/musikr/src/main/java/org/oxycblt/musikr/fs/device/DeviceFS.kt
similarity index 92%
rename from musikr/src/main/java/org/oxycblt/musikr/fs/device/DeviceFiles.kt
rename to musikr/src/main/java/org/oxycblt/musikr/fs/device/DeviceFS.kt
index b2cb69ee8..25a7c0f61 100644
--- a/musikr/src/main/java/org/oxycblt/musikr/fs/device/DeviceFiles.kt
+++ b/musikr/src/main/java/org/oxycblt/musikr/fs/device/DeviceFS.kt
@@ -1,6 +1,6 @@
 /*
  * Copyright (c) 2024 Auxio Project
- * DeviceFiles.kt is part of Auxio.
+ * DeviceFS.kt is part of Auxio.
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -32,16 +32,24 @@ import kotlinx.coroutines.flow.flow
 import org.oxycblt.musikr.fs.MusicLocation
 import org.oxycblt.musikr.fs.Path
 
-internal interface DeviceFiles {
+internal interface DeviceFS {
     fun explore(locations: Flow<MusicLocation>): Flow<DeviceFile>
 
     companion object {
-        fun from(context: Context): DeviceFiles = DeviceFilesImpl(context.contentResolverSafe)
+        fun from(context: Context): DeviceFS = DeviceFSImpl(context.contentResolverSafe)
     }
 }
 
+data class DeviceFile(
+    val uri: Uri,
+    val mimeType: String,
+    val path: Path,
+    val size: Long,
+    val modifiedMs: Long
+)
+
 @OptIn(ExperimentalCoroutinesApi::class)
-private class DeviceFilesImpl(private val contentResolver: ContentResolver) : DeviceFiles {
+private class DeviceFSImpl(private val contentResolver: ContentResolver) : DeviceFS {
     override fun explore(locations: Flow<MusicLocation>): Flow<DeviceFile> =
         locations.flatMapMerge { location ->
             exploreImpl(
diff --git a/musikr/src/main/java/org/oxycblt/musikr/fs/device/DeviceFile.kt b/musikr/src/main/java/org/oxycblt/musikr/fs/device/DeviceFile.kt
deleted file mode 100644
index 4c9153c4a..000000000
--- a/musikr/src/main/java/org/oxycblt/musikr/fs/device/DeviceFile.kt
+++ /dev/null
@@ -1,30 +0,0 @@
-/*
- * Copyright (c) 2024 Auxio Project
- * DeviceFile.kt is part of Auxio.
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <https://www.gnu.org/licenses/>.
- */
- 
-package org.oxycblt.musikr.fs.device
-
-import android.net.Uri
-import org.oxycblt.musikr.fs.Path
-
-data class DeviceFile(
-    val uri: Uri,
-    val mimeType: String,
-    val path: Path,
-    val size: Long,
-    val modifiedMs: Long
-)
diff --git a/musikr/src/main/java/org/oxycblt/musikr/pipeline/ExploreStep.kt b/musikr/src/main/java/org/oxycblt/musikr/pipeline/ExploreStep.kt
index 663220c43..676b7676b 100644
--- a/musikr/src/main/java/org/oxycblt/musikr/pipeline/ExploreStep.kt
+++ b/musikr/src/main/java/org/oxycblt/musikr/pipeline/ExploreStep.kt
@@ -35,7 +35,7 @@ import org.oxycblt.musikr.cache.SongCache
 import org.oxycblt.musikr.cover.Covers
 import org.oxycblt.musikr.cover.ObtainResult
 import org.oxycblt.musikr.fs.MusicLocation
-import org.oxycblt.musikr.fs.device.DeviceFiles
+import org.oxycblt.musikr.fs.device.DeviceFS
 import org.oxycblt.musikr.playlist.db.StoredPlaylists
 import org.oxycblt.musikr.playlist.m3u.M3U
 
@@ -45,19 +45,19 @@ internal interface ExploreStep {
     companion object {
         fun from(context: Context, storage: Storage): ExploreStep =
             ExploreStepImpl(
-                DeviceFiles.from(context), storage.storedPlaylists, storage.cache, storage.covers)
+                DeviceFS.from(context), storage.storedPlaylists, storage.cache, storage.covers)
     }
 }
 
 private class ExploreStepImpl(
-    private val deviceFiles: DeviceFiles,
+    private val deviceFS: DeviceFS,
     private val storedPlaylists: StoredPlaylists,
     private val songCache: SongCache,
     private val covers: Covers
 ) : ExploreStep {
     override fun explore(locations: List<MusicLocation>): Flow<Explored> {
         val audioFiles =
-            deviceFiles
+            deviceFS
                 .explore(locations.asFlow())
                 .filter { it.mimeType.startsWith("audio/") || it.mimeType == M3U.MIME_TYPE }
                 .flowOn(Dispatchers.IO)