Once upon a time the network, storage and data center guys thought Facebook/YouTubes one to many broadcasting of content would never scale too.
Now they fall over themselves to work there.
https://peering.google.com/#/ https://code.facebook.com/posts/565767133547005/steering-oce...
Any ISP (if big enough), can host their own Google, Akamai, Facebook, Netflix nodes on their premise.