Blackle search engine

In Hot, Flat and Crowded, Friedman denigrates energy saving by comparing the small changes that people make in their everyday lives as an energy party, instead of an energy revolution. Considering the multiplying effect of billions of people making small daily changes, I disagree. The Green Guide suggests taking a minute to set your computer to a search engine created by Google that is called Blackle. The idea is that the black background reduces the amount of energy usage of your computer.