It seems like Mark Zuckerberg certainly can:
This next version of Facebook Platform puts people at the center of the web. It lets you shape your experiences online and makes them more social. For example, if you like a band on Pandora, that information can become part of the graph so that later if you visit a concert site, the site can tell you when the band you like is coming to your area. The power of the open graph is that it helps to create a smarter, personalized web that gets better with every action taken.