I’m used to thinking of ergonomics in terms of chairs, desks, physical plant, tennis rackets, etc., but this week our expert UX designer, Cami, blew my mind when she shared a “natural thumb extension” image that she uses to help design for mobile.
“What’s this?” I asked
“The green zone is where the controls should be,” she replied.
“Ohhhh,” I said. “Ahhhh….”