The action used to happen at court. In France, if you wanted to get ahead, you put on your outfit, called in favors and hung out near the King, because proximity was all.
If you're in Kibera, are you too far from Silicon Valley to write an app? If you live in New Zealand, are you too far outside the mainstream music world to perform a hit song? What about an author who lives 3,000 miles from New York?
The magic of our new form of communication is that it's no longer one-way. If you consume an app, you can write one. If you can read a blog, you can publish one. If you can grab an ebook, you can produce one.
The center has nothing to do with geography any longer. The center is a state of mind.