It's a honeypot op like all the other privacy apps. The more they say it's impossible to defeat (in order to attract sketchy traffic and the naive) the more likely it is utterly and cheaply captured and read. Why would the surveillance machine make it hard on themselves? If anybody thinks western intelligence is going to let two-way traffic go unintercepted is a clueless moron.
Nobody hides, or nobody rides.
Good luck, seriously. My cynicism tells me that free speech platforms simply exist to attract and monitor those likely to impede tyrannical agendas.
I hope it's not, but I wouldn't bet on it.
Hard copy encrypted dead drops to a trusted network, then when it needs to get out, give them the keys and have it splashed everywhere. Chokepoints, choke.