my long term forum had sig limits at something like 170x60.

That my friends is frustruating.

They didn't have avs at all. But then we started using a normal forums software (the guy wrote his own in mysql and it was terribly insecure) and were allowed 60x60 avs and signatures were eventually increased to something like 300x60.

but it's bad enough making icons for lj, which is 100x100. 60x60 is