51 year old electrical engineer here, same thing! (minus the retiring part cause finances)

It's given me the guts to be a solo-founder (for now). I

Just checked out MoveOMeter.com Great idea - and I get how pitching to "an old coot" like my parents would get a laugh out of them before an insulting hurtful pass. Very clever positioning - I'd lean in on that. Your audience is there and waiting - which is tricky since your customer is actually the sales person and you need to give them the training up front to close the deal with their elder. Nice work!