I may try upgrading tiki to the latest version one day to see if it helps but I'm not interested at the moment.
Blame the spammers and hackers for this change.
You should not need to register unless you want to contribute.
My contact details are on my eddie page.
Due to abuse by spamming A.H.s I've had to restrict use of the comments etc.
If so please contact me with your idea.
Nerdipedia runs at a loss, we need more traffic to simply break even on our hosting fees.
You can help by submitting our pages to Digg, hackaday or other relevant sites.
Your host is Eddie