E-Textbooks

Jude and Colin discuss the latest news about e-textbooks out of CES. For details, check these links:
http://www.engadget.com/2013/01/09/kno-launches-kno-me-interactive-textbook-metrics-lets-you-stu/
http://www.theverge.com/2013/1/8/3850550/textbooks-ces-highlight-changing-education-industry-mcgraw-hill-smartbook
http://www.engadget.com/2013/01/08/mcgraw-hill-smartbook/