Back in September, Google came out of no where with Chromecast Audio. The idea: take the Chromecast concept and make it audio-only, letting you add some smarts to any stereo already wired up in your house.
It had one big weakness, though: unlike something like Sonos, you could only play a song on one Chromecast Audio at a time.
Today that changes. Chromecast Audio now has multi-room support. Read More