Yes, but the problem of knowing where your fingers are at a given moment persists. Especially when reaching for the touchscreen. There could be some sort of ext

Yes, but the problem of knowing where your fingers are at a given moment persists. Especially when reaching for the touchscreen. There could be some sort of extrusion(s) on the surface peripheral to the screen, like on f and j on a keyboard but still it can't replace the feel of individual buttons, switches etc where each one's surface area is clearly distinguishable.