Just what happens when you hit a key on a computer's keyboard? Dr Steve Bagley takes us on the keypress' journey....

Watch Part 2 Now: https://youtu.be/AcZrSn48X4o

Building the BBC Micro: https://youtu.be/y4WG549i3YY
Choosing a Password: https://youtu.be/3NjQ9b3pgIg

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This video was filmed and edited by Sean Riley.

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

Computerphile is a sister project to Brady Haran's Numberphile. More at http://www.bradyharan.com