On: Where to wait for an elevator (2010)

[layer8]

Then you’d have to test that. And it would still be confusing to users that deselecting only sometimes works.

[bobthepanda → layer8]

Right.

HN is not representative of the average person, or even a standard cross section of society. A elevator has to be legible to an 8 year old child, an 80 year old retiree, someone who is blind, a person who is deaf, etc.

When designing for such a broad audience, KISS (keep it simple, stupid)