The difference between an insider and an outsider

(1)There’s only an outsider in the commu, so I’m making you an insider, weird people
(2)LOL. You always spread weird things on a commu as something that’s popular among insiders these days. And even if it’s a real trend, an insider is amazing. It sounds fun. Let’s try it on the wall. It’s the end of the commu saying, “If this is an insider, I don’t do it. I think it’s a fad these days.”;; Japan something~~~ People are having sashimi while saying something about the trend