Wait â€“ isnâ€™t that all wrong? Isnâ€™t downloading the greener option? After all, when we download music, we cut back on CDs and other material things that put a strain on the environment, right? As a matter of fact, this is what Jonathan G. Koomey, Christopher L. Weber, and H. Scott Matthews shared in a study they released some time ago. Their conclusion was . . .