Because it lives in After Hours, but is a cross board thread with here as well. It's basically so Google don't bollock Mick for having porn on the site, because it's 'hidden' in After Hours, a password locked part of the site that guests can't access. The password is NSFW Go nuts.
You now need a password to stop the general chat lot getting in, and now the [NSFW]bastards[/NSFW] have found it out.
I find it hilarious that with all the porn available on the internet, people turn to a Newcastle United football forum for their consumption.
That's probably because people have created threads asking for the password and people have just given them it. Slightly defeats the point of there being a password