inputs.text: incredible battery life - first reader sony prs500 original model main complaint horrible battery life simply put unit never \\shut off\\ despite ad literature saying used power \\updating display\\ outandout lie basically battery would never last 15 weeks sitting regardless usage reader stolen replaced cybook opus soooill start cons first sluggish start takes 1820 seconds startup start reading accelerometer quirky works often takes shake two register movement pdf support works decent rendering isnt greatestpros battery life unbelievable no idea holds charge ive charged 3 times little year plugged via usb updating books battery never fallen 50 rarely falls 75 sits drawer time no desire plug regular basis never always ready go realize probably main reason sluggish startup prs500 ready 57 seconds usually dead wanted read worse prs500 couldnt charged via usb though newer ones slow startup fine tradeoff always charged simple use navigate also doesnt require proprietary software load books drag drop screen standard eink identical prs500 easy read little glare wouldnt say \\like reading paper\\ ad propaganda certainly much better lcd display far update ive since learned cybook released updated firmware unit vastly increases startup time according comments cybooks website kills battery life estimate \\2 weeks\\ like numerous readers one no intention updating incidentally presently selling amazon 400 buy directly bookeen 140 22012 think buy latest firmware though latest firmware would not recommend unit features mediocre plenty readers available half much perform well