Originally Posted by
jputnam
The new Luxos U is an exception -- its standlight stays on for 10+ minutes, and is easily bright enough for changing a flat. It has a much brighter standlight than most on the market, using an actual battery instead of a supercapacitor.
Somebody's got to ask; in your opinion, is it worth the cost to upgrade? And what did you upgrade from (assuming here it's not your first dyno-driven light)?