Project Xanadu is essentially my trademark. It was originally, and has returned to my arms as that.

Computers are hierarchical. We have a desktop and hierarchical files which have to mean everything.

So, what you can do in Microsoft Word is what Bill Gates has decided. What you can do in Oracle Database is what Larry Ellison and his crew have decided.

What we now call the browser is whatever defines the web. What fits in the browser is the World Wide Web and a number of trivial standards to handle that so that the content comes.