I mean that’s the thing - it does happen, but those people are already being caught
And once they catch one, they catch a bunch of others that were part of the whatsapp/telegram/whatever group.
They don’t need these backdoors to catch them, because the ones caught like this are the stupid ones they will catch regardless.
Here’s some hints:
Another word for athletic is “Fit”
Reducing the size of installers is done by “Repacking” its contents.