Yeah, I've lived with dual switches my whole life. Hallway in my childhood home, the two entrances to my kitchen now. Also my bathroom switch is left/right.

Yeah, I've lived with dual switches my whole life. Hallway in my childhood home, the two entrances to my kitchen now. Also my bathroom switch is left/right. I had no idea "up is on/off" was even a thing until someone referenced it a few years ago (in my 30s).