Too bad that every time I find some time to spare to work on providing more logging options (the thing described here is pretty much a non-issue), it ends up like this:
http://wiki.squid-cache.org/
Internal Server Error
The server encountered an internal error or misconfiguration and was unable to complete your request.
Please contact the server administrator at webmaster@squid-cache.org to inform them of the time this error occurred, and the actions you performed just before this error.
More information about this error may be available in the server error log.
The Squid bugzilla has been giving me a database error for ~2 weeks without anyone there giving a damn.