Ya, my Atari User subscription is in PDF format.
http://atariuser.com/I'm with you, I don't need the color, though it doesn't hurt as it helps get your attention when you are looking at a new app in color rather than in B&W, but oh well.
Over all it just brings me back to the old political punk days when we all made our own zines and they were all B&W because we didn't have money and our collective was small and mostly unknown to the immediate surrounding public of the area.