I literally facepalmed at your comment. Google does so much that it's a miracle they get all this done with tens of thousands of engineers. Companies that create CRUD operations have upto 200k employees doing just that.
> "During 2007, the IBM team was given three to five years and a staff of 15 people to solve the problems" [1]
[1]: https://en.wikipedia.org/wiki/Watson_(computer)#cite_note-ny...