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A PLN isn't a particularly new idea; learning networks have existed for a long time. What's new is the reach and extent that's now possible for a PLN, with technology and global interconnectedness providing the opportunity for a much wider, richer and more diverse PLN than ever before.

Yes, if you're not concerned about editing your work, but just getting it out there, then that's right. YouTube is wonderfully simple and I have pined for a decent audio podcasting site, one that will store your media rather than just allow you to link to it (like Blogger).

He saw this as summing up the challenge faced by university of which the traditional model has been ownership and sharing stuff only with specific people at specific times. He would argue, on the other hand, that "Free is a hard price to beat".