it wouldnt be detected in a screenshare there are a shitton of example clients that have blink fakelag and bypass ss's blink and fakelag are just easily noticeable by staaff
also for some reason me and a friend tested using reach on fresh accounts no bans on both ips and he got banned in 5 mins AGC banned using 3.07 ( only using reach ) and i used it for a few hours and didn't get banned my avg ms is 30 his is 40ms ( eu proxy)