Vkontakte introduces registration by invitation

Actually:
vkontakte.ru/wall93388_41404
Screenshots:
1. clip2net.com/s/LCLH
2. clip2net.com/s/LCOv
PS Long could not decide which blog to place. If repeat, please report.
PSS I apologize for not linking. It happened for certain reasons.

UPD Added blog entry Durov: vkontakte.ru/blog.php?nid=172