I reccommend you think again before setting your PS3 on fire in celebration. The PS4 will not natively play PS3, PS2, or PS1 games. I suggest you Bing Gaikai to find out more.
He heard a voice from God and it said, “George, separate the peanut into its elements; you will find cures and delicious snacks."
Will I be able to use my variety of Playstation 3 games with the upcoming Playstation 4?
There will be no backwards compatibility for the PlayStation 4, meaning gamers won't be able to pop in their old PlayStation 3 (PS2 and PS1 as well) titles into the console, Sony detailed. Rather, gamers will be required to download the games over the cloud.
I will certainly not be throwing away my PS3, but it's a shame to hear that there is no backwards compatibility.
On the other hand, Xbots are finding out the same news with the XBO. That system is making a similar switch from PowerPC to AMD.
The Eighth Generation of Console gaming seems to favor no backward-thinking man.