FWIW, UX research (perhaps in the 1980s) also suggested that while many people reported "feeling faster" with particular input/editing actions (compared to e.g

FWIW, UX research (perhaps in the 1980s) also suggested that while many people reported "feeling faster" with particular input/editing actions (compared to e.g. using a mouse), in some case the operations were no faster as observed, but they apparently involved enough cognitive load to produce a time blindness in the user.