The two events had nothing to do with one another, and yet they are inextricably linked. I am an inveterate coupon clipper and in the latest mailer from BJ's Wholesale Club (my big box savings store of choice) I noticed an eye-popping deal on LEDs--8 60 watt-equivalent bulbs from Sylvania for $19.99, or roughly $2.50 apiece. The next day, GE announced that it planned to stop manufacturing compact fluorescent lamps (CFLs) and focus instead on LEDs. The market never really took to CFLs, for understandable reasons noted in my household as well: Most of them could not be used with...