On 01/12/2007, Erik Moeller erik@wikimedia.org wrote:
Worst possible reason to like a license, ever. :-)
Let's make a strong copyleft license that appeals to photographers.
The closest you could get would GSFDL with stronger preservation of copyright notices term (preservation of watermarks). For professional photographers Copyleft will never make much sense since there is not much in the way of post purchase support services to sell.