Incandescent bulbs were mostly phased out a few years ago, but we have an odd little cabin holiday that's pretty much a time capsule of the late 70's so I kept using them there to keep the retro vibe. Since it's empty most of the time and has electrical resistance, incandescent inefficiency isn't a problem anyway. Unfortunately, lightbulbs aren't what they used to be, even for prestigious brands like GE. It seems they have a problem with the quality of the connection between the lamp and the…