Just the cost comparisons alone are worth a look.
Why AppleTV & iPad beats Interactive Whiteboard.
http://ryanorilio.wordpress.com/2013/01/20/why-appletv-an-ipad-beats-a-smartboard-everytime/
Why AppleTV & iPad beats Interactive Whiteboard.
http://ryanorilio.wordpress.com/2013/01/20/why-appletv-an-ipad-beats-a-smartboard-everytime/