Walter White, Tony Soprano, Don Draper, Jimmy McNulty (and Hannah Horvath) ... what's up with our love of the anti-hero?

[youtube http://www.youtube.com/watch?v=RLLXNa1VKPA&w=600&h=315] Think about this for a second: in general, the best TV shows of the past 10-15 years or so are believed to be The Sopranos, The Wire, Breaking Bad, Mad Men and some combination of other shows you like (Walking Dead, foreign shows like Luther, etc.) If you're big into pop culture cache, you…