Sony has posted a very vague teaser of sorts for an upcoming February 20th announcement. Obviously we can't be sure, but the smart money is currently on the reveal of the PlayStation 4. We'll know for sure on the 20th, as Sony takes the stage at a press event in NYC.
Code-named "Orbis," the next PlayStation was rumored be announced before this year's E3. The same rumors position the official launch of the console sometime this year, or early in 2014.
Sony's president Shuhei Yoshida offered the following comment.
— Shuhei Yoshida (@yosp) January 31, 2013