500 nits, 1 billion colors, and two Thunderbolt ports—that's everything, right? Not so fast. Apple already told you about the updated iMac 4K's fancy specs, but we're here to reveal what wasn't in the press release. It's time to take this all-in-one and split it into a whole lotta pieces—join us for a teardown of the mid-2017 iMac 4K. Can't get enough teardown? Here's where to get more teardown: F