If I choose the General Topics section for example a list of threads is displayed, under the rating column there is normally a red tick displayed that references I have a post in that thread, well all the ticks are gone now and even after posting they do not show!
Regarding the missing posts re "
I know curiosity killed the cat but ......2010" I don't know if you follow it but there used to be a picture of a man walking along a street with his hair tied back and a cat on the roof taking a swipe at it, I posted a remark on it, the remark was there but other previous posts were gone, so I deleted mine as it was referencing nothing!!
Just found the proof, check post #51 the date is 02-03-2010, then post #52 the date is 02-06-2010, that's 3 missing days, this particular thread is almost posted a number of times a day!