It's like having dinner with the chef in the kitchen. When you see something you like, click on the Download link to download it into a local database. At least the manual replication mechanics. Worms will do a better job. There's a magic incantation that gets your Web browser to come look at any bit of text code or graphics in the database.
Scripts are addressable via the Web.
This is the way of the future. Everyone's been talking about this stuff. It's not a demo. It's new technology. Please have a look.