Because they run a community or group, or are trusted members to do so. I’m a mod in a 3d printing telegram group. We had to make the member listed private because every week everyone was getting DM scam attempts. The group is open, so every once in a while, a scam account enters and leaves a message, which is quickly deleted by one of us
Future museum
“And here we have yet another product of double human stupidity: one for stapling an electronic and another for buying the entire thing for over 120k dollars”