Men don't wear hats, cars don't have fins, and students wear nose rings and tattoos. But we're still handing out as much paper in class as we ever did before. Actually more, much more.
Time is money.
And this doesn't count the other costs-Xerox machines, maintenance for Xerox machines, and paper for Xerox machines. Lots of paper. Truckloads, I expect. And it doesn't have to be this way. We can now publish much of this material electronically at minimal cost.