I understand and accept you view, it's also why I suggested he contact the Registered holder, Valve and query it. I guarantee they won't flog him for 10 t-shirts, but this is about being morally right.
What he does wrong is he could be making an income off this and he's also advertising this on a registered website. If something comes from this, MyG could get into trouble.




Could you make a version without the Aperture logo + name? Or perhaps so that it says "Ap" instead of "Ape" on the front 