In the ever-changing realm of the Internet, lawmakers face a steady stream of new areas potentially requiring regulation and oversight. This book is part of a series exploring the dynamic universe of the 21st century. This volume of the series discusses topics on cybersecurity, innovation and the internet economy; service overlay network use in enabling end-to-end QoS guarantees in the next generation internet; internet governance and the domain name system; state taxation of internet transactions, as well as laws and taxation for "Amazon"; internet policies in China; the application to the internet of the Americans with Disabilities Act; and a statement on the Cable Act at 20.