Files have formats. Anything “hidden” here is destroyed by conversion to a different font format before redistribution.

There is no way of controlling this from the authors side without some sort of DRM.

Isn’t this easily bypassed by modifying the “hidden” part

Only a fraction of any users on any platform actually post anything. You can already see that number of posts isn’t slowing in the third graph.

This is a perfectly healthy for a new platform in a competitive environment.

Look at Twitter’s early growth for a similar story.

!!<

Here’s tweets over that period + further

What’s my name?

That’s not what “normalized” normalisation means in the context of databases.