Boards
A list of end of year lists
Let's see if we can compile all of them
Paste and Blender: http://www.hypebot.com/hypebot/2008/11/top-music-2008.html
Mine: http://seaninsound.blogspot.com/2008/11/today-i-am-mostly-asking-for-2009-music.html
Amazon: http://www.amazon.com/b?ie=UTF8&node=284005011
Metacritic's top scores aggregated from this years press: http://www.metacritic.com/music/bests/2008.shtml