Erik Moeller wrote:
For quite a long time, I've been meaning to write a summary of the key reasons not to use "non-commercial uses only" licenses. It is now online at:
http://intelligentdesigns.net/Licenses/NC
I posted it to Kuro5hin as well, where it is now being discussed:
http://www.kuro5hin.org/story/2005/9/11/16331/0655
The version on the wiki is slightly more comprehensive and will hopefully evolve over time.
This essay is brilliant and should be read widely. I think it will be worthwhile to go through the list of counter-arguments in the Kuro5shin discussion and make sure all of them are well answered in the wiki version. The arguments are not insane, but they are (in most cases) mistaken.
--Jimbo