We are looking at Electron as a potential way to write once for all platforms, not least to be able to run on Mojave, Catalina and Big Sur without a breaking c

We are looking at Electron as a potential way to write once for all platforms, not least to be able to run on Mojave, Catalina and Big Sur without a breaking change every 12 months. The software is in the 'run once every few months' category, so for me the optimisation required is not anything to do with speed or memory usage, and more about not getting nailed by Apple's latest change of direction.