The Pirates of Silicon Valley

Bill and Steve's Excellent Adventure
History_of_tablet computers
Tablet_PC & Apple

http://www.pcworld.com/article/186281/the_dawn_of_the_tablet_pc_ces_2010_roundup.html, http://www.engadget.com/2010/09/27/rim-introduces-playbook-the-blackberry-tablet,
http://news.cnet.com/8301-31021_3-20017625-260.html,
http://www.zdnet.com/blog/btl/meet-blackberry-playbook-a-tablet-pc-from-rim/39697
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http://jfdatalinks.blogspot.ca/2009/04/apple-computer-inc-ac.html
http://jfdatalinks.blogspot.com/2010/09/types-of-computers-portable-devices.html