This is an early prototype—the .1 release—but even in its infacy, Ubiquity, a Firefox plugin, shows it has the potential to change the way we interact with the web. As it is now, you have to go visit a website in order to use a tool. Like an RSS reader, Ubiquity brings everything you want, when you want it, right to you.
Check it out:
Ubiquity for Firefox from Aza Raskin on Vimeo.
To download the Ubiquity add-on for Firefox, click here.