As far as I can tell from the video all six lasers fire continuously; they're not pulsed. So there's almost no point to rotating the assembly, except to be cool, which it certainly is.

That was to analogies what Sarah Palin is to analogies.

You have a good point. People may hate what Microsoft is doing, but other than having to connect every 24 hours, they're doing nothing Steam doesn't do already[and possibly more than what Steam does].