Rumors of the Facebook phone have been circling off and on for years now. A new rumor would surface and Facebook would publicly shoot the rumor down. Rinse. Recycle. Repeat. Then along came the HTC Salsa and ChaCha with Facebook share buttons in tow, yet Facebook never publicly declared the Salsa or ChaCha official Facebook phones. Last week, following an unexpected invitation to a Facebook event where the company invited us to see its “New Home on Android”, the rumors picked back up. ...