I have an idea for a new forum but I don't think it is a very good idea. I'll share it anyway and maybe a better idea will evolve.
Private Journal Forum
You can post but nobody can respond to your post...except you.
5/1/11 Feeling pretty good today. Wonder if anyone cares.
5/2/11 I care, Daryl. I like you and think you are a good person. Not bad looking either.
5/3/11 Thanks for the comment.
5/4/11 Got some mail today. Nothing important, only bills.
Priceless entries like this would then be preserved for posterity. Hundreds of years from now they may be seen as "jewels from the past".