You can now get the complete version of The Clue Train Manifesto Online here:
As I mentioned in my last post, Getting Real is doing the same thing. Both sites, wisely link to ways you can buy the print version for those who don't want to read online.
These are great examples for the publishing world. You can give your content away in one medium, and make money off the same content in another.
Looks like smart marketing to me. Especially when you consider that Clue Train Manifesto was published in late nineties and this opens up the same content to a whole new audience.