Are you unemployed? that doesn't matter now, if you don't have any money to waste on games you can play games anyway. 1up has made their 2011 free games list. You can find lot of strategy, adventure, rpg, puzzle, arcade, fps... games.
And if you still want more games to play you can check their 2010, 2009, 2008, 2007 and 2006 free game lists. You will never be bored again.