Should WhatsApp launch Communities?
Launch or notHardProblem. WhatsApp is considering "Communities" — a layer that groups many related chats together (like a school or neighborhood with sub-groups). Should it launch, and how would you decide whether it's working, given you can't read content?
Before you reveal: say your answer out loud, as if you were in the real interview — get your reasoning across clearly first. There is no single correct answer: reading what the interviewer is really after and defending your own thinking is what makes an answer strong.