less CPU demanding InputStrobing

assets/disk0/tvdos/TVDOS.SYS

@@ -964,8 +964,10 @@ input.withEvent = function(callback) {
         inputwork.stroboStatus = 0;
         inputwork.repeatCount = 0;
 
-        if (keys[0] == 0)
+        if (keys[0] == 0) {
             inputwork.keyChanged = false;
+            sys.sleep(25)
+        }
 
         if (keyChanged) {
             //callback(["key_change", keysToStr(arrayDiff(keys, inputwork.oldKeys)), inputwork.repeatCount].concat(keys));
@@ -977,7 +979,7 @@ input.withEvent = function(callback) {
         }
     }
     else if (inputwork.stroboStatus % 2 == 1 && sys.nanoTime() - inputwork.stroboTime < inputwork.stroboDelays[inputwork.stroboStatus]) {
-        sys.spin();
+        sys.sleep(25);
     }
     else {
         inputwork.stroboStatus += 1;

assets/disk0/tvdos/bin/playmp3.js

@@ -1,3 +1,8 @@
+println("DEPRECATION NOTICE: MP3 Playback function will be removed for following reason")
+println("\tMP3 does not really fit in the time TSVM targets to emulate")
+return 1
+
+
 const Mp3 = require('mp3dec')
 const pcm = require("pcm")
 const interactive = exec_args[2] && exec_args[2].toLowerCase() == "/i"
@@ -114,7 +119,6 @@ let readPtr = sys.malloc(8000)
 let decodePtr = sys.malloc(12000)
 
 function bytesToSec(i) {
-    // using fixed value: FRAME_SIZE(216) bytes for 36 ms on sampling rate 32000 Hz
     return i / (FRAME_SIZE * 1000 / bufRealTimeLen)
 }
 function secToReadable(n) {