Technology | green 'Green' Gizmos You Don't Need These gizmos won't improve the world By Kevin Spak Posted Dec 12, 2009 9:09 AM CST Copied Behold the energy curtain. It soaks up solar power, then glows at night for free lighting! One catch: it needs to be down to collect energy, so you'll need to use electric lights all day. See 4 more photos Sure, we’re all trying to save energy and help the environment, but some of the “green” gadgets out there are just plain stupid. Here are some of the worst offenders—wind-up razors, energy monitors that Tweet, etc.—via the Business Insider. Read These Next Trump laid a 'trap' for Democrats, and GOP aims to pounce. CNN boss asks workers not to 'jump to conclusions' about deal. Christina Applegate pulls back the curtain on her real life. Trump supporters draft plan for him to take control of elections. Report an error