Using alternative keyboards is a nice way to discourage family members and roommates from trying to use your devices. I'm not so convinced that it provides sig

Using alternative keyboards is a nice way to discourage family members and roommates from trying to use your devices. I'm not so convinced that it provides significant speed or ergonomic advantages. At the population level, minor improvements can add up. But the cost of switching is high, also. Thus, overall, the rosiest theoretical benefit is low.