Earlier quoted context omitted.
I get the argument you are making and you have restated OP's post in a more respectful manner at least towards the donors. As to App.net being more of a cause than a product, I disagree. App.net's form is formless. That users are projecting their hopes on the API is the idea. The difference is the users (mainly devs) are being empowered to build out those hopes. The Twitter interface is just a use case of a realtime…
The internet's form is formless though, too. The successful part so far of this is a the rallying of the troops, at least a large core group of tech community folk.
I don't know much about app.net and will happily admit to being wrong about this, but my impression was that they were offering a platform without any of the ingredients for duplicating that platform. In that respect, like Twitter, even if they promise not to cater to the advertising/user data industry.
I guess every company would like to become as indispensable to the internet as TCP/IP. Except that this isn't how it works - it has to be open and easily reproduced in order to become a thing like TCP/IP, which hurts monetization.