Recently I started playing with classic Forth systems like figforth and pygmy. If you are using MS-DOS on QEMU there is a open source utility called DOSIDLE.EX

Recently I started playing with classic Forth systems like figforth and pygmy. If you are using MS-DOS on QEMU there is a open source utility called DOSIDLE.EXE that keep the CPU usage low and stop the annoying CPU fan from spinning.