ADVICE ON HOW TO CHOOSE A LIGHT BULB from the Washington Post. (Thanks to reader Silvio Florito for the tip).
I continue to be happy with the fluorescent bulbs described here. I’ve now replaced something like 20 bulbs in the house, and continue to replace the old incandescents as they fail. I’ve used both the 75-watt equivalents and the 100-watt equivalents. So far, none have failed.