1. How does BitTorrent provide an order-of-magnitude increase in downloading speed, compared to Kazaa and Grokster?
2. The U.S. Supreme Court ruled that Sony was not responsible for the copyright infringe- ments of Betamax customers, but Grokster and StreamCast were responsible for the copyright infringements of those who used their peer-to-peer networks. Explain the differences in the two situations that led the Supreme Court to reach opposite conclusions.
3. Why are patents considered an unreliable way of protecting intellectual property rights in software?