[umeshunni]

>> Google has only two billion-dollar businesses: Adwords and Adsense.

Even a cursory reading of any of Google's earnings statements disproves your first sentence.

[eldavido → umeshunni]

"We generated 91% of Google revenues from our advertisers in 2013."

https://investor.google.com/pdf/20131231_google_10K.pdf

[umeshunni → eldavido]

1. "revenues from our advertisers" is not just Adwords and Adsense - e.g. YouTube, AdMob, DCLK 2. The remaining 9% of ~60B is 5.4B