I did. Have you? Definition #2 from Mirriam-Webster: "something not to be taken seriously".
Telling someone to commit suicide, even if not meant literally, because of a technical disagreement, should not be (in my opinion) considered acceptable in any culture.
You know what they say about opinions. Lots of people the world over enjoy the occasional colorful comment, and do not get their knickers tied up in a knot (UK-ism meaning they are not annoyed) when non PC language is used. Hell, lots of cultures the world over think political correctness itself as silly and/or prudish.