[falcor84]

I don't remember when I first encountered it (maybe before ios7), but their cardinal sin for me was my struggling for 10 minutes to make the calculator app go into scientific mode, seeing absolutely no setting for that, before eventually discovering from a friend that you have to physically rotate the phone to landscape orientation to get the additional buttons.

[ConceptJunkie]

That reminds me of that notorious story of the adventure game from the 90s where you had to make a fake mustache out of cat hairs to solve a puzzle.

[chrismorgan]

> you had to make a fake mustache out of cat hairs to solve a puzzle

It’s worse than that: the guy you have to do this to impersonate doesn’t have a moustache, so you then also have to draw one on his ID card with a marker.

[joombaga]

Gabriel Knight 3: Blood of the Sacred, Blood of the Damned.

I was happy to find this Wikipedia article https://en.wikipedia.org/wiki/Cat_hair_mustache_puzzle