If I'm not mistaken, the Promise Pegasus R4 and R6 were the first commercially available Thunderbolt drives and show stealers at NAB 2011. That doesn't come as much of a shock when you consider that most editors were still using bus technologies that were nearing a decade old at the time. Thunderbolt made some hefty claims about speed and expandability and has followed through on them nicely if not a bit slower than expected.
If you've grown up digital like I have, you've no doubt suffered data loss at some point, large or small. If I turn my head to the left, I can gaze longingly at a pair of 250GB hard drives that were in a hardware RAID0. Were. One of the drives failed, taking with it a significant chunk of my personal video work. Ever since that fateful day I've made sure to do a few things to ensure that it never happens again.