It happens. The database that the forums run on craps out randomly, and phpBB isn't transaction based, so the DB ends up in a weird state. It should fix itself when somebody else posts. If not, it'll have to be manually edited. You could also try deleting your post and reposting it.
A normality test: +++ATH
If you are no longer connected to the internet, you need to apply more wax to your modem: it'll make it go faster.
If you find this funny, you're a nerd.
If neither of the above apply, you are normal. Congratulations.
