Venkatesh Rao@vgrThis is ambiguous... feels like a story I'm not grokkingQuote TweetTom Critchlow@tomcritchlow·Jan 8, 2017Replying to @vgr"alexa turn off the lights" said the last facebook employee as he left the office. Behind him a million self aware GPUs hummed quietly.12:03 AM · Jan 8, 20173 Likes