[cadaveca]

Originally Posted by Aquinus

What's really neat is when ThunderBolt sends data to the cable, it actually two different streams of data. There is a multiplexer/decoder on both ends of a thunderbolt cable that multiplexes the signal on each end shoving more data over thunderbolt. If you ever notice why your ThunderBolt cable gets warm (I do, I have one at work for imaging our newer Mac laptops,) that is why. The cable does a little more than just enable data to be sent back and forth, it's changing it to send it back and forth.

http://www.techpowerup.com/forums/at...1&d=1347447808

ALso explains why the cables are so expensive. This is much better than DisplayPort cables that cost a lot, but for an unknown reason.