Anthropic is at the heart of the latest billion-dollar circular AI investment bonanza

What do you get when you combine Anthropic, Microsoft, and Nvidia? A bubble that blows itself

It wouldn't be a week of tech news without more circular exchanges of billions of dollars between AI firms. This time around, it's a $45 billion back-scratching session involving Microsoft, Anthropic, and Nvidia, announced during Redmond's Ignite conference.…