I've been listening well above recommend levels for years, I've done work operating industrial machinery and my hearing tested among the best for my age. Just use hearing protection, and don't go nuts on the volume.
Yeah some of them are keen, some of them like an extra pair of hands to steady things, or a good chat.
You'll always learn something even just by watching them.
Anytime I need to seek something outside my skillset, I basically offer myself as "apprentice for the day" and you'd be surprised how many will take you up on it.
All words are made up, boomer.