Has anyone else started flying after many years of inactivity? Any
problems or interesting things you would like to share with me and the
group?

I just recently started flying again after a 20 year lay off.

I just requaled my Private ticket, now I'm going to re-do my instrument and
ME ratings.

The coordination and motor skills came back quick enough, but the big
changes were in Airspace rules and avionics. When I left in 1984, RNAV was
just coming into widespread use, and now there's GPS...