> Google has amassed the most enormous, capable data system on the planet. They have more knowledge about the world, places, people and information than anyone. They have continually demonstrated a computer engineering excellence that is simply unmatched.
I think the real criticism is that despite all this and all the potential opportunities ahead of them, pretty much all their revenue is from ads. Personally, I don't think of this as a cause for criticism, but I do view such a single point of failure as a significant weakness.