>>Well, one I know name, didn't join, and for others I know only nickname.
>>
>>He likes the interface for its clean implementation, but I guess, he just looked at the main page.
>
>Not knowing the name wouldn't serve you that much as for new members for knowing if the one with the nickname registered or not, assuming you would be able to see the report. :)

You don't know, how good I can deal with the information given, if it comes to people :) I would be able to figure this out with 90% probability of success...

Anyway :)