Did you try the things suggested here?

If you did, and they didn't work, e-mail SuperG at the tech support address.

Shift-refresh did the trick. I happy to do that when required. But . . . . something must have changed, because this was never needed in the past.

Obviously something changed, or SuperG wouldn't have posted that message. :-)

It should be a one-time deal. Until SuperG makes other changes. He's working on some cool stuff. Like being able to collapse threads.

As if collapsing civilization isn't good enough!

I thought that when the threads got complex enough, they would collapse on their own.

Speak of the

I'm constantly copying text from here to use in TTS software; all of a sudden next to the [new] tags I'm seeing [-] as well - yet it's not visible on screen. Assume this is an indication of coming collapse - very soon I'd imagine!