Comment: Re:BSD license was always more permissive, so grea (Score 5, Insightful) 808
gpl first freedom (0):
"the freedom to use the software for any purpose"
"we encourage people who redistribute free software to charge as much as they wish or can."
from http://www.gnu.org/philosophy/selling.html
The cost of distributing someone else's gpl work is licensing your derivative work under the same license. The face up fairness of this deal is what appeals to so many developers. Every license has rules.