There's something very odd about that video. It looks like the M5 is driven off the line from tickover which is not how you would launch it in practice. C.f. ht

There's something very odd about that video. It looks like the M5 is driven off the line from tickover which is not how you would launch it in practice. C.f. http://youtu.be/E-xVVPO8L8s http://youtu.be/E-xVVPO8L8s