He didn’t get fed up or anything like that. He got really sick for like a month, then had the maintenance work at his bed and breakfast pile up. Then there was a flood on the property requiring even more of his time. His health may have relapsed again for a while.
I’m guessing that being off the forum for so long might have been a relief and that it was hard to get back into the swing of things so it was better to stay off. IDK, but seems plausible.