yeah, there's no way through the admin panels to get rid of those quickly. i'm not sure if we ever were able to limit the image width thing, but in this case when he posted the original image, it was a size that was acceptable, now he's gone and replaced the happy cat image with a larger sized one.
google can be our friend for finding the rest of these since the phpbb search sucks so bad. this search:
http://www.google.com/search?as_q=%22He ... =&safe=off
shows we've got just more than 800 to go, which means chai and sb have squashed more than half of alfredricko's damage! hooray!
i agree the whole situation with getting mods installed or getting direct work on the database done is frustrating. hell, the fact that i'm still going in every day or two to look at and delete the offending profiles of every new user is frustrating. but i'm just a volunteer sitting 3000 miles and 3 time zones away from the Org office, so I just do what I can.
eta: stupid url links NEVER work for me!

emily sparkle
eplaya administrator
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mobilize, energize, motivate, INSPIRE ordinary people to do things to improve their quality of life.
- nobel peace prize winner, wangari maathai