Yeah, got the software debounce code working with the funky hardware. Not as elegant as the sample code, but finally works. Knock on and/or touch wood.
<wipe sweat off brow emoji>
#Arduino
@bosquebill Congratulations! Do you have a project underway, or just playing?
(You’re inspiring me to pull my arduino and rpi stuff off the “Interests Which Will Definitely Get Attention Again Some Time When Things Are Less Busy” shelf.)