Bogdan Raducanu from Electro Bob was curious how quickly LED strips reduce in intensity. Just like watching someone grow, LEDs dim over time very slowly. You can see how he built his LED Logger version 1 and the new version 2.
“Its PCB is developed from that of the ego box, replacing the 7 segment drivers with 8 channel high power drivers. Everything is based on tuxgraphics.org web client and someone has already done the task of making it work with Cosm (ex Pachube).“