I haven't tried to write extensions for Edge or anything like that, but have you recently developed for Edge or even IE11? I've run into a few minor warts (mino

I haven't tried to write extensions for Edge or anything like that, but have you recently developed for Edge or even IE11? I've run into a few minor warts (minor as in a 5-minutes fix) with IE11, but it's been smooth sailing with Edge. Mobile FireFox has comparatively been a nightmare in spite of MDN's wonderful docs.