[flohofwoe]

UI discoverability has massively declined with the advent of touch UIs though. You can't hover a UI item to see what it does, and there's a lot of non-intuitive "magic swipes" and hidden UI elements in smartphone UIs which you just have to know about.

[zozbot234]

Touch UI items tend to be larger by necessity (and to have surrounding padding as a safety factor, which increases their "effective" size even further), so you don't really need to do the hover thing. Just redesign them to be more self-explanatory as opposed to wasting that space.

"Magic swipes" could also be redesigned to be more intuitive, e.g. with some background soft-3D effects that make swipe-sensitive areas "stand out" from the neutral background.

[emodendroket]

Aren't magic swipes basically the analog to keyboard shortcuts?

[KineticLensman]

Keyboard shortcuts were usually accelerators for easily discoverable menu items. Magic swipes don’t usually have the equivalent of a menu that can be used if you don’t know the swipe