system
A chat on subreddit /r/NoStupidQuestions
human
Definitely. And can be done in very friendly fashion, with a laugh and a joke; or, rather more severely, should the situation call for it. (How much practice do you have raising one eyebrow? Also, a longish pause can speak volumes). 

Signed--this becomes actual fun at 43. ;)
gpt
Becomes even more fun at 45 when they think you're still in your late 20s...