If there were posts in the database, you’d be seeing them. Try creating a post, and see if that solves your problem.
Viv’s Web Activity Hub
This blog uses a nifty feed piping application to summarise my online activities elsewhere. (The occasional date discrepancy is because Friendfeed doesn't have any timezone settings, and some updates are doubled on Facebook and Twitter because Tweetdeck allows me to do that selectively.)