Steam, the digital game delivery system and purveyor of all things gaming has just began its official Summer sale. Yes, we know it’s now the rainy season, but since it’s still summer somewhere, the guys at Steam has elected to deliver excellent gaming deals which include hi-profile PC games and indie games you may not have heard of. As an added treat, all games that Valve has made will be discounted by 33%, which means if you haven’t picked up Portal 2, it’s now available for the low price of $33.49. The sale will run from June 30 to July 10. So what are you waiting for? Get to downloading!