> And I don't know anybody who ever records while flying (I don't mean for long periods of time, I mean at all). Why would I ever think to do that?

The joys of having radio control. As a driver, I find a dash camera very valuable for the rare occasions I've needed it, but maybe pilots think "radio control knows where everyone is flying, and even if there's any accident, the black box will survive. That's all I need".