Sony launched a competing game versus the Nintendo  Sega Saturn (if any of you remember it) exactly 15 years ago.

That was the launch of the playstation one, since the launch of playstation 1, Sony have sold 125 million psp1

Playstation 2 sold 138 million consoles within the first 5 years of its existence

Playstation 3 up to september 2009 has only sold just under 30 million consoles.

When Natal Killer gets launched shortly, playstation 3 consoles should shoot through the roof, but everyone is wandering will they beat the playstation 2 mark

Shortly we will be getting the playstation 4, which is due to be launched in 2012