There’s no one “correct” way to do it. You will eventually get used to whatever method you choose. I’m too chicken to try it, but Evan Marshall loops...
I have Metronome+ on my phone. My wife has a nice Wittner on the piano. Both work fine. I found the App looking for one that Eric Skye has/likes, but...
Almost agree, but, for me 22.5 was too much scale length to make it useful for anything other than 2 or 3 finger chording, and I’m not a tiny handed...