This mirrors how I think it often works. I know trying to explain blogs to people has been like this, as was email when we first started using it (that makes me feel old!).
There is a point at which the number of variations on an idea becomes too great to communicate a coherent version of that idea to an uninitiated audience. In other words, if there are too many alternative interpretations of an idea to choose from, if someone hasn’t been primed by experience with similar ideas, or by in-depth research to understand the commonality between all of the variations on an idea, they won't get it. Or if they get it, they'll either get a rudimentary version of it or a distorted, incorrect, one.
Geoffrey Moore defined a chasm in new technology adoption in his book "Crossing the Chasm." In it, he divides the adoption market for a given technology into 5 divisions:
A: Technology enthusiasts
Note: I've cut off the two most trailing ends of the bell curve-theoretically it goes all the way to 0 on both ends.