Memories of columns past came to mind as I read Consumer Reports' latest CFL-versus-LED light bulb study, available in complete form in its October issue. I asked for feedback a couple of years ago on ...

Question: I feel like I’m going to have a seizure. I’ve tried three different LED bulbs in my home, and all of them flicker. I’m convinced I’m getting bad bulbs, and the people at the store are being ...