The days of static-mapped keyboards are limited. I reprogram my keycaps frequently. Clearly, there's no capslock to be had, and that's an ESC (vim user). But

The days of static-mapped keyboards are limited. I reprogram my keycaps frequently. Clearly, there's no capslock to be had, and that's an ESC (vim user). But honestly, in the days of reprogramming at H/W or OS level, why are we worried about key placement this much?