i found the articles interesting. i say articles because i clicked through to an...

i found the articles interesting. i say articles because i clicked through to another one of the author's articles, as well as clay shirky's 2000 post.

http://lmframework.com/blog/2009/06/freemium/

http://www.openp2p.com/pub/a/p2p/2000/12/19/micropayments.ht...

i thought the post provided a fair bit of detail and discussion. it wasn't fluff, though also not flawless.