Suddenly I cannot see half of the threads that were there this morning. For instance, going into "Home Audio" gives me a bunch of categories, but about halfway down the page the clickable category headings suddenly vanish (although the one-line descriptions remain), so I can't get into those categories. I managed to get in "Receivers" via "Home Theater", but there is only one post there. Everything else seems to be gone!
I have tried rebooting to no avail. Is it just me, or is there a problem?