Which neighborhoods are most Walkable?

Walkscore.com just released some new technology adding to their already cool Walkscore, which measures how pedestrian-friendly your address is. Now you can also measure the Transit Score and see which Seattle neighborhoods are most walkable using a colorized map - http://www.walkscore.com/WA/Seattle. By the way, according to Walkscore, Seattle is the #6 most walkable city in the U.S.