qwerty spent a lot of time & effort on this forum, no doubt. IMHO I don't believe a bit of name calling, verbal jousting, or even disagreeing on someone's differing opinion is enough to scare the bear off... Quite the contrary.
My guess is it's a change of pace thing, after thousands of posts on a bike that is pretty much the same after almost three decades, it may have lost interest for him.
OR, he could have gone into hibernation.
Whatever the case, if you're reading this, hope you're doing well. m.