Microsoft won’t “kill” GutHub. It’s not an email service, or blog platform, or web browser, or Bob
This is a non-trivial cornerstone of web and other software development (and that should have been the problem in the first place). A large publicly traded company with a history of scrutiny isn’t going to be as reckless with it as people think. Especially not as much a private company could
Also, folks are behaving as if #GitHub had flawless reputation before the acquisition