Отдельные потоки для чистки кеша не нужны, он использует ForkJoinPool

src/main/kotlin/ru/dbotthepony/kstarbound/Starbound.kt

@@ -233,23 +233,6 @@ class Starbound : ISBFileLocator {
 		.maximumWeight(1_024L * 1_024L * 256L /* 256 МиБ */)
 		.build()
 
-	init {
-		val ref = WeakReference(imageCache)
-
-		val worker = Runnable {
-			while (true) {
-				val get = ref.get() ?: break
-				get.cleanUp()
-				LockSupport.parkNanos(1_000_000_000L)
-			}
-		}
-
-		Thread(worker, "Image Data Cache Cleaner for $this").also {
-			it.isDaemon = true
-			it.start()
-		}
-	}
-
 	fun item(name: String): ItemStack {
 		return ItemStack(items[name] ?: return ItemStack.EMPTY)
 	}

src/main/kotlin/ru/dbotthepony/kstarbound/client/gl/GLStateTracker.kt

@@ -442,26 +442,6 @@ class GLStateTracker(val client: StarboundClient) {
 		.weakValues()
 		.build()
 
-	init {
-		val ref0 = WeakReference(named2DTextures0)
-		val ref1 = WeakReference(named2DTextures1)
-
-		val worker = Runnable {
-			while (true) {
-				val get0 = ref0.get() ?: break
-				get0.cleanUp()
-				val get1 = ref1.get() ?: break
-				get1.cleanUp()
-				LockSupport.parkNanos(1_000_000_000L)
-			}
-		}
-
-		Thread(worker, "OpenGL Texture Cache Cleaner for $this").also {
-			it.isDaemon = true
-			it.start()
-		}
-	}
-
 	private val missingTexture: GLTexture2D by lazy {
 		newTexture(missingTexturePath).upload(client.starbound.readDirect(missingTexturePath), GL_RGBA, GL_RGBA).generateMips().also {
 			it.textureMinFilter = GL_NEAREST