"Charlie Self" wrote in message
I have a feeling Google has finally driven me out of rec.woodworking.
I don't know what they THINK they did, but as of yesterday, every time
I open a thread, I get told I need to sign in to post a response. I'm
already signed in.

Google has been adding many options and new capabilities. I'd suggest you go
through all your Google settings and reset / renter them.