Audible free book: http://www.audible.com/computerphile
Catering for a global audience is difficult, Tom takes us through a 'timezones' style explanation of the things you need to keep in mind when internationalising your code.
This video features Tom Scott - more from him at: http://www.youtube.com/enyay & https://twitter.com/tomscott

The Problem with Time & Timezones: http://youtu.be/-5wpm-gesOY 

Emoji & the Levitating Businessman: http://youtu.be/tITwM5GDIAI 
Heartbleed, Running the Code: http://youtu.be/1dOCHwf8zVQ 
Floating Point: http://youtu.be/PZRI1IfStY0 
Public Key Cryptography: http://youtu.be/GSIDS_lvRv4 

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This video was filmed and edited by Sean Riley.

Computer Science at the University of Nottingham: http://bit.ly/nottscomputer

Computerphile is a sister project to Brady Haran's Numberphile. See the full list of Brady's video projects at: http://bit.ly/bradychannels