Vu1 and ESL was mentioned into today's Huffington Post.
"There are a lot of guides out there to help you choose bulbs with the least amount of mercury and the most flattering light -- the Environmental Working Group's Green Lighting Guide is a helpful starting point. But I'll be honest: I'm really looking forward to when LEDs (light-emitting diodes), which are even more efficient than CFLs and arguably more flattering, start to come down in price. There's also been some buzz about the new ESL (electron stimulated luminescence) bulb from Seattle manufacturer Vu1 that is currently in development -- no mercury, 65 to 70 percent less energy than incandescents, and virtually indistinguishable from the real deal."
Read more at: http://www.huffingtonpost.com/jennifer-grayson/eco-etiquette-help-compac_b_303908.html