The strange and complex world of flame-effect LED bulbs

To my delight and awe, I have discovered a whole, new-to-me universe of "realistic flame" effect LED lightbulbs, which produce the illusion that you have a goblet of raging flame sticking out of your lightsocket: the bulbs come in a wide variety of shapes and sizes (and can also be had in fanciful colors, for about $6-8/bulb (via Red Ferret)