I already have a physical keyboard! So what will a touchscreen do for me? Turns out that interaction shift actually enabled a lot. IMO any individual (like yo

I already have a physical keyboard! So what will a touchscreen do for me? Turns out that interaction shift actually enabled a lot. IMO any individual (like you or I) are unlikely to immediately conjure up every possible high-value idea that AR makes possible. Not saying those ideas necessarily exist (though I suspect they do), just that your lack of imagination isn't evidence against them existing and being discoverable in the next 10-20 years.