Look at Sundar's most recent remarks and tell me Google's isn't only focusing on AI: https://blog.google/company-news/inside-google/message-ceo/a...

Basically "we have youtube subscribers" is the only thing that isn't all about AI, but even that i'm sure they're trying to figure out how to shoehorn AI into that product

Also Theranos was do-or-die and we know how it ended.