In reply to a tweet (local archive, Twitter) by @michael_nielsen

Sheikh Abdur Raheem Ali

@Sheikheddy

@michael_nielsen @TheZvi @OpenAI Andrey Proskurin mentioned that one of the challenges moving Bing into Azure was that MS couldn't build new data centers in West U.S 2 because of the regulatory environment, so they had to go from IT to multi-availability DCs (otherwise they'd need to move to another region)