- Just send them as multiple lines or messages

- Ending a sentence with period sounds overly serious for one-liner or short messages. If you write multiple sentences in a message it's still OK to use periods (though writing a long paragraph over multiple messages can also come off as serious, so ultimately it depends on the tone you want to convey in your message)

Everything there is to say is at most one sentence, it's twitter like "conversations" everywhere. If it's not funny after 3s of reading it's not worth their attention, that's why meme pictures are the best.

I have a feeling many would have problems reading basic articles where their attention would scream about jumping paragraphs.

the article doesn't get the rule quite right. if you're sending a message with more than one sentence in it, a full stop is fine. but on shorter messages, the end-of-sentence is implied by the end of the message, so putting in a full stop on top of that is redundant. it seems like you're putting extra emphasis on the ending part, and the implication is something like: "there will be no further discussion." so it can seem hostile.

and this isn't a gen z thing. it's just how instant messaging has worked forever.

The rule should have been to not use a full stop for the last sentence. You still need them to separate your sentences (unless you send them as separate messages)

when you send