[twblalock]

People would cheat by looking up the answers.

[gaius]

They do this on phone screens too. You can hear the keys then their intonation changes as if they are reading text out loud...

[idfoinbvc]

If someone can google exact answer in 15 seconds (to be sure they are saying things correctly), in some situations it's also great. This fact-checking instinct is good.

[gaius]

There is that, but in an interview fluent familiarity is a proxy for experience and regular usage, if someone can just rattle something off it’s a good indicator that they really have been doing it alot.