[primitur]

> I wonder if they could make a direct air-powered vibrator so that one doesn't have to torture their lips.

This fact is, imho, a motivating principle behind the genesis of various synthesizer designs and concepts. We synthesists wish we could do this stuff with our mouths, but the LFO's and the VCO's and the various and sundry other oscillating things represented in the electronic musical instrument world, can't blow a farts worth in comparison to a good trumpeter...