No, really, I wanna  know.

Because they weren't retarded when they launched their console.

Because it is all back to normal this generation.

It was reserved for later. Edited. Here's what i wanted to post earlier.

The playstation brand has a history of providing the best consoles to play video games on all over the world.  It has shown in previous gens that it has the most new IP's, rpg's, exclusives and the most diverse library of games compared to the competition. People are simply buying the newest console with the idea that it will be just like any other playstation console. 

The PS4 only needs to deliver on those expectations.

more power and good pricing

Marketing, then. :D

They sacrificed a virgin to appease the console war gods.

lol this is kinda true

This is the norm since the year 1995. Its normal for Sony to win home console race. Except the Wii era nothing has changed.

All of the possible answers in the poll.