I love the breadth of humor and thought you can find at xkcd, one of my favourite web comics. You can get pot-shots like this one, which makes fun of SF/Fantasy novels:
And then you can get wonderfully thoughtful comics like this one, which shows the observable universe from top to bottom:
This chart compares the number of cars, houses (planes) owned by McCain family vs Obama family. So who is really the elitist?