All throughout the day yesterday (before and after work), I was tweeting my own personal observation of best stuff of the decade. I collected them all here for your refutation. :)
Music Artist of the Decade: Opeth
Pop Album of the Decade: Discovery by Daft Punk
Rock Album of the Decade: In Absentia by Porcupine Tree
Metal Album of the Decade: Blackwater Park by Opeth
Author of the Decade: Neil Gaiman
Sci-Fi Book of the Decade: Chasm City by Alastair Reynolds
Fantasy Book of the Decade: A Storm of Swords by George R. R. Martin
Television Show of the Decade: Battlestar Galactica
Movie of the Decade: The Dark Knight
Comedian of the Decade: Patton Oswalt
Gadget of the Decade: iPhone
Board Game of the Decade: Puerto Rico
Video Game of the Decade: Half-Life 2