I still have my Handspring visor edge. I vaguely remember writing some software for it, but I clearly remember it running for more than two weeks on a single c

I still have my Handspring visor edge. I vaguely remember writing some software for it, but I clearly remember it running for more than two weeks on a single charge. Desktop sync probably would have been a higher priority if it had needed to be recharged more than twice a month.