The channels that I had in mind when I wrote that are channels by experts in their fields, which somehow often happen to be low production value - because you k

The channels that I had in mind when I wrote that are channels by experts in their fields, which somehow often happen to be low production value - because you know real scientists are about substance, not style :-) So here's a random one in that category: this guy decided to try and build a mass spectrometer from scratch https://youtube.com/watch?v=nIKhUizkXxA https://youtube.com/watch?v=nIKhUizkXxA