I'm also primarily a guitar player. I picked up a piano accordion earlier this year, and I'm wondering if I should've gotten a button accordion instead[1]. A linear piano layout is just hard to wrap my head around, hahah. I guess it's probably good to learn, though, so I'll stick with it.

[1] Piano accordion on top, button accordion with isomorphic layout on bottom: https://commons.wikimedia.org/wiki/File:A_converter_free-bas...