Chromecast Now Lets Your Guests Take Over Your TV Without Needing Your WiFi Password

* Back in June, Google announced a rather nifty new feature coming to Chromecast: your friends and house guests would soon be able to connect to your Chromecast without being on your WiFi network, thanks to the clever use of magic ultrasonic sounds. Today, after a few months of silence, that feature launches. One bummer of a caveat, though: it’ll only work if your friend’s phone… Read More