from expedience tends to be how users expect things to work these days.

While I don't disagree, I would like to add a small request that anyone writing such pages also includes a simple Off Switch in order to cater for the expectations of the rest of us. Reading a page only to have it unexpectedly change on you is only slightly less annoying than those move-elements-around-while-the-page-builds renderers which invariably result in clicking on the wrong thing that's just magically moved under the pointer.

I'll just crawl back to my web 1.0 now.