[grishka]

Also, frequently needed actions should be doable mindlessly. With hotkeys, for example. The example from the world of physical UIs would be that one Tesla car that does everything — including shifting gears and adjusting AC — through a huge touchscreen. You need to actually take your eyes off the road and dashboard to operate it because you can't do it without receiving visual feedback. If it had a physical lever for gears and knobs for the AC, you would've been able to control these things using just your muscle memory.