44
votes
15answers
13k views

Why don’t we remove door handles and let doors open both ways (inwards, outwards)?

In browsing the site today, I came across a question about doors somewhat related to something I’ve been wondering for a LONG LONG time: Why don’t we remove all door handles and let doors open both ...
6
votes
12answers
3k views

Why do physical keyboards still have built-in numpads?

Normally I use a wireless keyboard without a number pad and a mouse right next to it. Having started a new job, I was finding my right arm somewhat more sore. This was confusing until I realized: ...
4
votes
2answers
4k views

How do left-handed people hold smartphones?

Is it with their left hand, using its thumb to tap UI elements? Or do they use their right hand like right-handed people? Is there any research into this matter with published numbers?