From page three of Ars Technica’s MacBook Air review. Battery life is one thing, but think of it this way: this means, potentially, that the majority of computers out there are using 20% more power than they should be. That’s a lot of computers using a lot of power. That’s pretty depressing from a conservation, reduce-reuse-recycle mindset.
I’m starting to seriously consider disabling my Flash plugin. And I’m a Flash developer by trade.