[img src="http://www.fastkorp.com/Silo%20Pumpkin%2010.JPG" caption="" credit="" alt=""]
You're probably wondering why this post features a picture of a random tower type thing. Well, it's actually a silo, and Chris at WebServicesFinder has put up an excellent post in which he separates the Web 2.0 world into web services and data silos. How's that for a tenuous link?
Sites that create or originate content but do not share them openly are what I call data silos. Many of the "Web 1.0" companies fall into this area...Sites that expose functionality and data openly are what I call web service providers.