Ha ha ha ha --
There are so many of them out there that my counter can't list them all. I have a few galleries on world sex now and here are some of the copycats that are also sending hits...
These sites have their own look but just snag the gallery list ...
http://www.lordporn.com/indexmain.htm http://www.pussytunnel.com/index2.htm http://www.bestofsex.net/ http://www.icepussy.com/
and here is another total mirror just like koboy.com
http://www.chinafunonline.com/
All this means absolutely nothing though, and is a real waste of time investigating. When worldsex sends 100,000 hits to a gallery and these other sites send 200 - who cares who the hell they are