SOCOM 4 confirmed for April 19th, 2011.

Very nice.

http://www.joystiq.com/2011/01/14/socom-4-confirmed-for-april/

Re: SOCOM 4 confirmed for April this year.

http://www.joystiq.com/2011/01/27/socom-4-is-so-coming-on-april-19th-gamestop-gets-exclusive-map/

April 19th and if you pre-order at GameStop. You will receive exclusive maps!

http://www.joystiq.com/2011/03/04/socom-4-beta-dated-playstation-plus-members-get-early-access/

Details on the Beta.

Everyone is invited to the SOCOM 4 beta starting April 5. But you'll have opportunities to get in earlier:

* March 15 - Private Beta. "We'll be contacting eligible players soon."
* March 22 - PlayStation Plus early access
* March 29 - Access included with Killzone 3
* April 5 - Free public download on the PlayStation Store