That guy's name is slopes over at ECF. He's got very long fingers.... piano fingers.... lol
The thread name is "This is not a pipe" We communicated plenty when he was busy building the pipe. the one in the bottom video is called a nano - with good reason - it is tiny!
Most interesting to read from the beginning. His lip activated switch made me think I could do it in a mechanical fashion. Didn't work for either of us...
Forgive me if I'm not allowed to post a link! But here it is to the original post: This is not a pipe