Hardware engineers manufacturing mechanical keyboards use continuous row sweeps to ensure that diodes and PCB traces are registering inputs correctly across all rows simultaneously.
And as for the zxcvbnmlkjhgfdsaqwertyuioppoiuytrewqasdfghjklmnbvcxz layout? Well, let's just say that's a keyboard layout that's best left to the masochists and keyboard enthusiasts.
Many online typing tutors have begun incorporating such keyboard palindromes into their advanced drills, with being a favorite among speedrunners aiming for zero mistakes in symmetrical patterns.
