These days, we're trying to decide if we're still in the midst of a TV golden age or not. But one thing we can settle on is when the last one began. The previous decade saw the boom of cable and a bounty of serialized dramas and envelope-pushing sitcoms that made it one for the ages. But forget just merely listing which shows were lit; let's zoom all the way in. If a season is a collection of episodes, which belonging to your favorite series were the best of the best, the years that inform why we look back so fondly over the decade? From the years 2000 through 2009, TV was on one, at times suplexing the silver screen. Here are all of the highlights within the highlights.

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