Thank you 😊
I actually thought about this. Adapting the same approach with other kind of content like image, audio or video would be game breaker!!
Imagine uploading videos to Youtube that only viewers with a key would be able to understand!
But it is a challenge as it might require advanced knowledge in image and audio.
You're right, App traffic is something we'll need to crack. But as a first step, anything traffic going through a web browser is already significant.