The United States Government Has Already Established That Technomind Info Solutions is a Criminal Entity Defrauding Many Americans (But Likely Unaware of Satya Nadella)
One common concern when things go "live" is that any random bot out there can execute queries, pumping up RAM and CPU usage, as happened when we used MediaWiki and WordPress
In short, it's not too clear what Microsoft has just done except dumping GitHub - i.e. mostly a Web site that loses a ton of money (it always lost money) - into some mysterious new bucket