People are asking what the problems are with open proxies.
Connel MacKenzie has stated some interesting problems with the idea of an admin using open proxies here:
http://en.wikipedia.org/wiki/Wikipedia_talk:Requests_for_adminship/Charlotte...
He states (and I haven't the expertise to know if he's right or not) that it makes admin passwords insecure, which would be something very serious.
Elinor