Maybe it's happened to you: you're busy doing something, and all of a sudden, you hear your TV come on in another room. It can be a bit disconcerting. You know you didn't do anything to power it on, ...

An Apple TV is undoubtedly one of the best streaming devices you can buy. It lets you watch movies and shows, listen to music, and even mirror your iPhone or Mac's display to the TV. For the most part ...