Finally they are out. play.com has them in stock. I'm going to check ebay since XBL are cheaper there and are sent immediately by email.

http://www.play.com/Games/PlayStation3/4-/11924596/Sony-PlayStation-Network-20-Points-Card/Product.html

Reviews are coming in thick and fast. This is a must have.

Metacritic average score: 97

Eurogamer:100

http://www.metacritic.com/games/platforms/ps3/uncharted2amongthieves

I expect a 9 from Edge and GamesTM.