Was the Google Duplex demo at Google I/O faked? (UPDATE: Restaurant tracked down, calls edited)

UPDATE: It appears that the restaurant in the Duplex demo was tracked down, and is believed to be Hongs Gourmet in Saratoga, California. An employee at the restaurant said that the call was made by Google Assistant and Google did not inform them ahead of time about the call. However, when the employee was asked a second time about the call, he abruptly ended the conversation. Apparently, the decorations inside the eatery match a photo Google posted on its blog showing Yaniv Leviathan, Google Duplex lead, and Matan Kalman, engineering manager on the project, taking advantage ...