> One concrete example: back when our ST-V/Saturn support was useless I politely asked > Yabause to allow us to use their code. They declined because they felt the GPL > protected them better than the current MAME license, and so Kale and I ended up > reinventing tens of thousands of lines of code, much of which is still buggy today.
In which case I think the license has served a good purpose.
> We could've put that effort towards supporting more games or other more useful > things, but we weren't able to.
Like more copy and pasting of other peoples code into MAME/MESS for glory?