When I went to uninstall a theme on our forums, I was greeted by this nice error:
Template->make_filename(): Error – file admin/confirm_body.tpl does not exist
That error isn’t anything giganitc, it just means that page that asks, “Are you sure?” doesn’t exist. A quick Google search found the answer. But, since the code is generic, you can [...]

on the big stuff at least…

Changed my hosting provider to DreamHost. PM’s been using them for about as long as I remember, and so far I’m very impressed with their admin stuff, and being able to manage all my domains from a central spot is handy as fuck.
Slightly more obvious then the hosting change is [...]