diff --git a/TerranBASICexecutable/src/net/torvald/tsvm/VMGUI.kt b/TerranBASICexecutable/src/net/torvald/tsvm/VMGUI.kt
index 6621d94..fb4a846 100644
--- a/TerranBASICexecutable/src/net/torvald/tsvm/VMGUI.kt
+++ b/TerranBASICexecutable/src/net/torvald/tsvm/VMGUI.kt
@@ -41,7 +41,7 @@ class VMGUI(val loaderInfo: EmulInstance, val viewportWidth: Int, val viewportHe
 
     var gpu: GraphicsAdapter? = null
     lateinit var vmRunner: VMRunner
-    lateinit var coroutineJob: Job
+    lateinit var coroutineJob: Thread
     lateinit var fullscreenQuad: Mesh
 
     override fun create() {
@@ -110,16 +110,17 @@ class VMGUI(val loaderInfo: EmulInstance, val viewportWidth: Int, val viewportHe
 
 
         vmRunner = VMRunnerFactory("./assets", vm, "js")
-        coroutineJob = GlobalScope.launch {
+        coroutineJob = Thread({
             vmRunner.executeCommand(vm.roms[0]!!.readAll())
-        }
+        }, "VmRunner:${vm.id}")
+        coroutineJob.start()
     }
 
     private var rebootRequested = false
 
     private fun reboot() {
         vmRunner.close()
-        coroutineJob.cancel("reboot requested")
+        coroutineJob.interrupt()
 
         vm.init()
         init()
@@ -208,7 +209,7 @@ class VMGUI(val loaderInfo: EmulInstance, val viewportWidth: Int, val viewportHe
         super.dispose()
         batch.dispose()
         fullscreenQuad.dispose()
-        coroutineJob.cancel()
+        coroutineJob.interrupt()
         vm.dispose()
     }
 
diff --git a/tsvm_core/src/net/torvald/tsvm/VM.kt b/tsvm_core/src/net/torvald/tsvm/VM.kt
index 4872f73..8dbcbe1 100644
--- a/tsvm_core/src/net/torvald/tsvm/VM.kt
+++ b/tsvm_core/src/net/torvald/tsvm/VM.kt
@@ -1,6 +1,5 @@
 package net.torvald.tsvm
 
-import kotlin.coroutines.Job
 import net.torvald.UnsafeHelper
 import net.torvald.UnsafePtr
 import net.torvald.terrarum.modulecomputers.virtualcomputer.tvd.toHex
diff --git a/tsvm_core/src/net/torvald/tsvm/VMJSR223Delegate.kt b/tsvm_core/src/net/torvald/tsvm/VMJSR223Delegate.kt
index c67885f..593c92c 100644
--- a/tsvm_core/src/net/torvald/tsvm/VMJSR223Delegate.kt
+++ b/tsvm_core/src/net/torvald/tsvm/VMJSR223Delegate.kt
@@ -1,13 +1,9 @@
 package net.torvald.tsvm
 
-import kotlin.coroutines.GlobalScope
-import kotlin.coroutines.Job
-import kotlin.coroutines.launch
 import net.torvald.UnsafeHelper
 import net.torvald.UnsafePtr
 import net.torvald.terrarum.modulecomputers.virtualcomputer.tvd.toUlong
 import net.torvald.tsvm.peripheral.*
-import java.nio.charset.Charset
 
 /**
  * Pass the instance of the class to the ScriptEngine's binding, preferably under the namespace of "vm"
diff --git a/tsvm_core/src/net/torvald/tsvm/VMRunnerFactory.kt b/tsvm_core/src/net/torvald/tsvm/VMRunnerFactory.kt
index 88a8c98..c12dc6e 100644
--- a/tsvm_core/src/net/torvald/tsvm/VMRunnerFactory.kt
+++ b/tsvm_core/src/net/torvald/tsvm/VMRunnerFactory.kt
@@ -8,8 +8,8 @@ import java.io.FileReader
 import javax.script.ScriptEngineManager
 
 abstract class VMRunner(val extension: String) {
-    abstract suspend fun evalGlobal(command: String) // Ring 0
-    abstract suspend fun executeCommand(command: String) // Ring 1
+    abstract fun evalGlobal(command: String) // Ring 0
+    abstract fun executeCommand(command: String) // Ring 1
     abstract fun eval(command: String) // Ring 2 (for child processes spawned using Parallel API)
     abstract fun close()
 }
@@ -34,7 +34,7 @@ object VMRunnerFactory {
                     val engine =
                         Videotron2K(vm.findPeribyType(VM.PERITYPE_GPU_AND_TERM)!!.peripheral!! as GraphicsAdapter)
 
-                    override suspend fun executeCommand(command: String) {
+                    override fun executeCommand(command: String) {
                         engine.eval(command)
                     }
 
@@ -42,7 +42,7 @@ object VMRunnerFactory {
                         TODO("Not yet implemented")
                     }
 
-                    override suspend fun evalGlobal(command: String) {
+                    override fun evalGlobal(command: String) {
                         TODO("Not yet implemented")
                     }
 
@@ -83,7 +83,7 @@ object VMRunnerFactory {
                         context.eval("js", sanitiseJS(prg))
                     }
 
-                    override suspend fun executeCommand(command: String) {
+                    override fun executeCommand(command: String) {
                         try {
                             bind.putMember("parallel", ringOneParallel)
                             context.eval("js", encapsulateJS(sanitiseJS(command)))
@@ -106,7 +106,7 @@ object VMRunnerFactory {
                             throw e
                         }                    }
 
-                    override suspend fun evalGlobal(command: String) {
+                    override fun evalGlobal(command: String) {
                         bind.putMember("parallel", ringOneParallel)
                         context.eval("js", "\"use strict\";" + sanitiseJS(command))
                     }
diff --git a/tsvm_core/src/net/torvald/tsvm/VMSetupBroker.kt b/tsvm_core/src/net/torvald/tsvm/VMSetupBroker.kt
index e744250..613d749 100644
--- a/tsvm_core/src/net/torvald/tsvm/VMSetupBroker.kt
+++ b/tsvm_core/src/net/torvald/tsvm/VMSetupBroker.kt
@@ -22,7 +22,7 @@ object VMSetupBroker {
      * @param vmRunners Hashmap on the host of VMs that holds the instances of the VMRunners for the given VM. Key: Int(VM's identifier), value: [net.torvald.tsvm.VMRunner]
      * @param coroutineJobs Hashmap on the host of VMs that holds the coroutine-job object for the currently running VM-instance. Key: Int(VM's identifier), value: [kotlin.coroutines.Job]
      */
-    fun initVMenv(vm: VM, profileJson: JsonValue, profileName: String, gpu: GraphicsAdapter, vmRunners: HashMap<VmId, VMRunner>, coroutineJobs: HashMap<VmId, Job>, whatToDoOnVmException: (Throwable) -> Unit) {
+    fun initVMenv(vm: VM, profileJson: JsonValue, profileName: String, gpu: GraphicsAdapter, vmRunners: HashMap<VmId, VMRunner>, coroutineJobs: HashMap<VmId, Thread>, whatToDoOnVmException: (Throwable) -> Unit) {
         vm.init()
 
         try {
@@ -40,13 +40,16 @@ object VMSetupBroker {
         vm.poke(-90L, 0)
 
         vmRunners[vm.id] = VMRunnerFactory(vm.assetsDir, vm, "js")
-        coroutineJobs[vm.id] = GlobalScope.launch {
+        Thread({
             try {
                 vmRunners[vm.id]?.executeCommand(vm.roms[0].readAll())
             }
             catch (e: Throwable) {
                 whatToDoOnVmException(e)
             }
+        }, "VmRunner:${vm.id}").let {
+            coroutineJobs[vm.id] = it
+            it.start()
         }
     }
 
@@ -57,7 +60,7 @@ object VMSetupBroker {
      * @param vmRunners Hashmap on the host of VMs that holds the instances of the VMRunners for the given VM. Key: Int(VM's identifier), value: [net.torvald.tsvm.VMRunner]
      * @param coroutineJobs Hashmap on the host of VMs that holds the coroutine-job object for the currently running VM-instance. Key: Int(VM's identifier), value: [kotlin.coroutines.Job]
      */
-    fun killVMenv(vm: VM, vmRunners: HashMap<VmId, VMRunner>, coroutineJobs: HashMap<VmId, Job>) {
+    fun killVMenv(vm: VM, vmRunners: HashMap<VmId, VMRunner>, coroutineJobs: HashMap<VmId, Thread>) {
 
         vm.park()
         vm.poke(-90L, -128)
@@ -69,7 +72,7 @@ object VMSetupBroker {
             catch (_: Throwable) {}
         }
 
-        coroutineJobs[vm.id]?.cancel("VM kill command received")
+        coroutineJobs[vm.id]?.interrupt()
         vmRunners[vm.id]?.close()
 
         vm.getPrintStream = { TODO() }
diff --git a/tsvm_core/src/net/torvald/tsvm/vdc/V2kRunTest.kt b/tsvm_core/src/net/torvald/tsvm/vdc/V2kRunTest.kt
index 587b6e3..3544376 100644
--- a/tsvm_core/src/net/torvald/tsvm/vdc/V2kRunTest.kt
+++ b/tsvm_core/src/net/torvald/tsvm/vdc/V2kRunTest.kt
@@ -7,9 +7,6 @@ import com.badlogic.gdx.backends.lwjgl3.Lwjgl3ApplicationConfiguration
 import com.badlogic.gdx.graphics.OrthographicCamera
 import com.badlogic.gdx.graphics.g2d.SpriteBatch
 import com.badlogic.gdx.graphics.glutils.ShaderProgram
-import kotlin.coroutines.GlobalScope
-import kotlin.coroutines.Job
-import kotlin.coroutines.launch
 import net.torvald.terrarum.DefaultGL32Shaders
 import net.torvald.tsvm.*
 import net.torvald.tsvm.peripheral.GraphicsAdapter
@@ -24,7 +21,7 @@ class V2kRunTest : ApplicationAdapter() {
 
     lateinit var vmRunner: VMRunner
 
-    lateinit var coroutineJob: Job
+    lateinit var coroutineJob: Thread
     lateinit var vdc: Videotron2K
 
     override fun create() {
@@ -53,9 +50,9 @@ class V2kRunTest : ApplicationAdapter() {
         vdc = Videotron2K(gpu)
 
         vmRunner = VMRunnerFactory("./assets", vm, "js")
-        coroutineJob = GlobalScope.launch {
+        coroutineJob = Thread({
             vdc.eval(Videotron2K.screenfiller)
-        }
+        }, "VmRunner:${vm.id}")
 
 
         Gdx.input.inputProcessor = vm.getIO()
@@ -96,7 +93,7 @@ class V2kRunTest : ApplicationAdapter() {
     override fun dispose() {
         super.dispose()
         batch.dispose()
-        coroutineJob.cancel()
+        coroutineJob.interrupt()
         vm.dispose()
     }
 }
diff --git a/tsvm_executable/src/net/torvald/tsvm/VMEmuExecutable.kt b/tsvm_executable/src/net/torvald/tsvm/VMEmuExecutable.kt
index 3d1d0ea..2a3d86a 100644
--- a/tsvm_executable/src/net/torvald/tsvm/VMEmuExecutable.kt
+++ b/tsvm_executable/src/net/torvald/tsvm/VMEmuExecutable.kt
@@ -8,8 +8,6 @@ import com.badlogic.gdx.graphics.*
 import com.badlogic.gdx.graphics.g2d.SpriteBatch
 import com.badlogic.gdx.utils.JsonValue
 import com.badlogic.gdx.utils.JsonWriter
-import kotlin.coroutines.Job
-import kotlin.coroutines.cancel
 import net.torvald.terrarum.DefaultGL32Shaders
 import net.torvald.terrarum.FlippingSpriteBatch
 import net.torvald.terrarum.imagefont.TinyAlphNum
@@ -85,7 +83,7 @@ class VMEmuExecutable(val windowWidth: Int, val windowHeight: Int, var panelsX:
     lateinit var camera: OrthographicCamera
 
     var vmRunners = HashMap<VmId, VMRunner>() // <VM's identifier, VMRunner>
-    var coroutineJobs = HashMap<VmId, Job>() // <VM's identifier, Job>
+    var coroutineJobs = HashMap<VmId, Thread>() // <VM's identifier, Job>
 
     companion object {
         val APPDATADIR = TsvmEmulator.defaultDir
@@ -277,7 +275,7 @@ class VMEmuExecutable(val windowWidth: Int, val windowHeight: Int, var panelsX:
         val vm = currentlyLoadedProfiles[profileName]!!
 
         vmRunners[vm.id]!!.close()
-        coroutineJobs[vm.id]!!.cancel("reboot requested")
+        coroutineJobs[vm.id]!!.interrupt()
 
         vm.init()
         initVMenv(vm, profileName)
@@ -406,7 +404,7 @@ class VMEmuExecutable(val windowWidth: Int, val windowHeight: Int, var panelsX:
         batch.dispose()
         fbatch.dispose()
         fullscreenQuad.dispose()
-        coroutineJobs.values.forEach { it.cancel() }
+        coroutineJobs.values.forEach { it.interrupt() }
         vms.forEach { it?.vm?.dispose() }
 
         writeProfilesToFile(Gdx.files.absolute("$APPDATADIR/profiles.json"))
diff --git a/tsvm_executable/src/net/torvald/tsvm/VMGUI.kt b/tsvm_executable/src/net/torvald/tsvm/VMGUI.kt
index e9d92b5..33b85ce 100644
--- a/tsvm_executable/src/net/torvald/tsvm/VMGUI.kt
+++ b/tsvm_executable/src/net/torvald/tsvm/VMGUI.kt
@@ -43,7 +43,7 @@ class VMGUI(val loaderInfo: EmulInstance, val viewportWidth: Int, val viewportHe
 
     var gpu: GraphicsAdapter? = null
     lateinit var vmRunner: VMRunner
-    lateinit var coroutineJob: Job
+    lateinit var coroutineJob: Thread
     lateinit var memvwr: Memvwr
     lateinit var fullscreenQuad: Mesh
 
@@ -115,16 +115,16 @@ class VMGUI(val loaderInfo: EmulInstance, val viewportWidth: Int, val viewportHe
 
 
         vmRunner = VMRunnerFactory(vm.assetsDir, vm, "js")
-        coroutineJob = GlobalScope.launch {
+        coroutineJob = Thread({
             vmRunner.executeCommand(vm.roms[0]!!.readAll())
-        }
+        }, "VmRunner:${vm.id}")
     }
 
     private var rebootRequested = false
 
     private fun reboot() {
         vmRunner.close()
-        coroutineJob.cancel("reboot requested")
+        coroutineJob.interrupt()
 
         vm.init()
         init()
@@ -217,7 +217,7 @@ class VMGUI(val loaderInfo: EmulInstance, val viewportWidth: Int, val viewportHe
         super.dispose()
         batch.dispose()
         fullscreenQuad.dispose()
-        coroutineJob.cancel()
+        coroutineJob.interrupt()
         vm.dispose()
     }