PlayStation 4 is now Also Offers Backwards Compatibility To PlayStation 2
Sony is also jumping into the backward compatibility game after Microsoft successfully did it. It is now confirmed by Sony. Now you can check out the PS2 emulation software functioning on the latest generation PS4 console.
Words from Sony:
We are working on utilising PS2 emulation technology to bring PS2 games forward to the current generation. We have nothing further to comment at this point in time.