Improving science blog platforms

I've posted on Nascent asking for a wishlist of plugins and tweaks to make blogging software more scientist friendly.

I'm pretty sure that lots of 'one coder and a free weekend could save thousands of (wo)man hours of blog gruntwork' type scenarios exist in science blogging in general. Let's find them...

Seeing as I'm a stone-age Blogger.com user I'm probably missing out on all sorts of cool stuff, of course. We only got tagging a couple of months ago.