having macros to aim or shoot as well would make absolutely no sense anyway, instead of deciding his career over a graph in a public forum i would suggest to just ask him to monitor his pc however you want maybe an invasive program or recordin his hands and pov if you need to, i’m sure the guy is willing to let you do whatever you ask for, plus average young human reaction time for short movements is 2 ms as stated by a study of oxford university and this is 10 ms that makes it slow enough to be human.