I won't spend more time on saying what and which violation TMW is doing, but that's a very bad idea and you're following advice from peoples who doesn't know what they're talking about©.Jenalya wrote:As I already said, there might be legal issues combining GPL-only licensed art with CC-BY-SA-only licensed art in the game, that's why we currently still require GPL for art that goes into the game data.
For "requesting" art, you should firstly have people to agree with your license policy...