I spent a little time looking for blog clients for Linux. Turns out there's a pretty good looking one called ScribeFire, so here's my test post. It's kinda weird that it's built into Firefox as an extension, but I guess it makes sense since it's going to be dealing with webpage-like material.
Meh. It doesn't seem nearly as good as Windows Live Writer. The preview thing doesn't even seem to work. Oh well.