And what about safety issues? What if he doesn't want to risk the real DVD exploding in a faulty DVD-player when it reaches higher rpm-s

. Actually you can copy videos that originally larger than 120 mins, by shrinking them to fit the 4,7 Gb DVD+/-R using commercially available softwares (I don't think I should advertise any of them). There are a couple of variations, but you must note that this way you sacrifice quality for space.