It is illegal, not only because he is creating this, not only because hes reverse engineering this, its the fact that hes making a profit from intellectual property that he doesnt own.
AMD Radeon X1950~HD4000 Support Clubhouse
“Mac: "Woah, what are you doing?" Mac says as he levitates in the air.
PC: "Playing Half-Life 2, this is my gravity gun."
Mac: "Well I can sort of do that."
PC: "Technically Mac, you have to become me first."” -From_Nowhere