So very interesting to read what so many of you do.
I studied electrical/communication engineering and computer engineering from London UK (was also born there). Independent Software/Technology consultant for the last 28 years here in the US...
Lots of great posts here, actually every one of them.
As for me, still working at age 65 in the Testing, Inspection & Certification Industry ( Petroleum ), I will probably just work until my God says enough "Robert, you're hanging out with me...