I once heard someone say “you should never put anything smaller than your elbow inside your ear”. Not certain if that meant just because of the size. For me at least, it’s rather difficult to get my elbow anywhere near my ear which I think is the point.
A lot more is understood about how users interact with GUIs and how to best make them, but this is often exploited for monetary gain rather than end user experience.
The current thing that’s annoying me is discords new paid for super reactions. Absolutely by design they have been put in the spot the regular reaction button used to occupy in order to trick you into pressing it.
Niche to warehouse environment, but we where trained to pull the lever on a pallet jack to drop the load to the floor if you needed to break suddenly. Instead of doing this I very quickly turn the handle a sharp 90degree so the wheel itself just drags along the floor. It’s so much easier as it means I don’t have to pump it back up when I want to get moving again.