The promise of a decentralised internet where the distinction between producer and consumer is entirely up to the person at the keyboard.
There's still hope in this front
but i'm afraid that the value of an intermediary-free internet isn't really perceptible enough to drive adoption, even if you made it completely painless.
I meet an awful lot of people, even in tech, that are surprised and shocked that you can use a computer thats not sitting right in front of you. or that two computers sitting next to each other can exchange data without using some third party service.
computing-as-television really won - just like how for the longest time quite a number of people thought that microsoft windows was the canonical definition of what a computer was.