I am pretty sure the result is not much news to any experienced TI-99/4A assembly programmer, but I became interested in understanding how fast the TMS9900 runs while running some "standard" software. So built a device to do the measurement, and the result is that the speed while running Parsec is around 0.136 MIPS. I created a very short youtube clip about it too.   https://youtu.be/XgwzXQh7tLU   This mini project was more about getting better up to speed with the NXP LPC43 series microcont