CFL’s are a great way to save a little on your energy bill. CFL’s are slower to brighten up than incandescents. They cost a little more initially, but the savings should more than pay for that. Bulb life is much greater than the incandescent bulb, but the compact has dangerous mercury in it.
In my article CFL’s – A New Twist In Light Bulbs, I discuss the advantages and disadvantages of CFL bulbs.