lol, no way this can happen anytime soon, the ps4 won't be able to outsell even the first wii year, unless a miracle happen, which i doubt.
i don't even see the ps4 reaching 80m in its lifespan.
“On my business card, I am a corporate president. In my mind, I am a game developer. But in my heart, I am a gamer.” - Satoru Iwata