If the web fragments into closed systems, if companies put content and applications behind walls…

You mean like the wall of a lousy runtime environment that would just as soon crash the Macalope’s browser as play back a clip? The wall of a development environment controlled by one company that makes ?

Oh, no. That’s not the wall you were talking about. Sorry. Go on.

…some indeed may thrive — but their success will come at the expense of the very creativity and innovation that has made the Internet a revolutionary force.

The Internet is an open range where anyone can compete in any way they like. But Adobe didn’t make the Internet. In fact, they tried to wall off a section of it. Apple, on the other hand, made its own walled garden with a scenic view of the Internet.