I have an old handheld gps unit without pinch-to-zoom (or a touch screen!) It has physical buttons for zoom in and out and honestly it works fine. In that I can

I have an old handheld gps unit without pinch-to-zoom (or a touch screen!) It has physical buttons for zoom in and out and honestly it works fine. In that I can easily use it one-handed and in the rain it may actually be superior to a touchscreen device.