We finally got some really good data on just how much money Google makes from YouTube and Google Play (goog)

One of the enduring mysteries about Google is exactly how it makes its money. The company books $17.2 billion a quarter in sales, but Google only discloses six facts about where those sales come from: Ad revenues from Google's own sites: $12 billion Ad revenues from Google Network Members' websites: $3.6 billion "Other" revenues: $1.7 billion Revenue from the US: 43% Revenue from the UK: 10% Revenue from the Rest of the World: 47% Google's lack of transparency has been so frustrating that Mo...