In the rush to jump onto the Web 2.0 badwagon, some of the most effective uses of AJAX are still the simplest. Google suggest — which refines your query with up to ten suggestions as you type — tops my list. I’ve experimented with it as my browser default page for the past week and, despite causing the occasional IE crash, am finding it to be a remarkable time saver. Not to mention a good source for keyword variations for seach engine marketing purposes.