> By that logic though wouldn’t Google have wildly successful products instead of a long line of failures?

Failures like YouTube, GMail and Android?

Two out of those were bought by Google.

Sure, and Microsoft acquired DOS, and Adobe acquired Photoshop. At a certain point though, after 20+ years of development, you need to give some credit to the new owners for making it into what it is today.

No. Android was just a JavaScript demo. The OS was developed at Google.