I can see this being kind of cool, I would almost compare it to those little gameboy movie things, where you could get like short films and episodes of pokemon and what-not on the gameboy advanced
"called apps now" They were always called that, apps is just abbreviated for application anyways. And they have always been part of the internet. Nothing has changed no matter how much you think it has.
why
why would you want websites on cartridges
thats horrible
application usually refers to a program, not a web page