I'll add this to http://www.espruino.com/Gadgetbridge#weather - if there are other gotchas, maybe you could help to contribute some changes to that page? the source is on https://github.com/espruino/EspruinoDocs/blob/master/info/Gadgetbridge.md
@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.
I'll add this to http://www.espruino.com/Gadgetbridge#weather - if there are other gotchas, maybe you could help to contribute some changes to that page? the source is on https://github.com/espruino/EspruinoDocs/blob/master/info/Gadgetbridge.md