>switch that is sticky when powered off This is a long solved problem, a lever switch. Laptops (usually enterprise laptops) sometimes have them to turn on/off

>switch that is sticky when powered off This is a long solved problem, a lever switch. Laptops (usually enterprise laptops) sometimes have them to turn on/off wireless communication. https://ux.stackexchange.com/questions/34956/who-needs-an-external-on-off-wi-fi-button/34958 https://ux.stackexchange.com/questions/34956/who-needs-an-ex...