Great!
Widget needs timers, no idea how that affects battery life.
It depends on how often your timers are set. If it's once a second or less you're super unlikely to notice any issues with battery life at all.
Thats good. We are talking about several seconds here.
@Gordon started
Espruino is a JavaScript interpreter for low-power Microcontrollers. This site is both a support community for Espruino and a place to share what you are working on.
Great!
It depends on how often your timers are set. If it's once a second or less you're super unlikely to notice any issues with battery life at all.