Well seems to be a fake, bcause no keygen out of tehre works. I also tried some on a PC, which was a clean windows installation. And well. So much virus in Keygen. :=). And after using some keygens I reinstalled windows again .
It's clearly faked based #1, all videos on youtube (99%) relating to steam are fake/virus, #2 he takes about 20 minutes simply to login to his account, #3 he used a video cam corder.