Summary: Sometimes it feels like Microsoft bought Git -- not GitHub -- like it entered the very competition of Windows by 'buying' the Linux Foundation (Torvalds parented both Git and Linux, as well as three daughters)
They don't care about the users and issuing a few bytes with random characters costs them next to nothing. It gives them control over billions of human beings.
If even one media outlet told you in 2010 that Microsoft would fall from 100% (of Web requests) to about 1 in 8 Web requests, you'd probably struggle to believe it