PS4 is selling like a monster, but I don't think it will sell more than 18/18.5M, which is already amazing.
But I could be wrong, and PS4 will pull out over 19M, who knows. We will see.
”Every great dream begins with a dreamer. Always remember, you have within you the strength, the patience, and the passion to reach for the stars to change the world.”
Harriet Tubman.