Just came across a fabulous post by Joel Spolsky from back in 2001.

What's the moral of the story? Beware of Methodologies. They are a great way to bring everyone up to a dismal, but passable, level of performance, but at the same time, they are aggravating to more talented people who chafe at the restrictions that are placed on them.

From Big Macs vs. The Naked Chef - Joel on Software