[shurcooL]

Kinda, but on a different level.

A browser displays the web, but it uses an optimization where instead of loading all of the web, it loads only the web page you're navigating to.

This approach displays a web page, but it uses an optimization where instead of loading the entire page, it loads only the visible sections you're actively looking at.

[chris_mahan]

But isn't that the point of a web browser? You're not viewing the whole of the internet at once, you're just viewing this one document. To go to other documents (down, up, sideways, within) you use hyperlinks?