videos in AudioSet
A list of about a million ten-second YouTube clips, each labelled with the sounds in it, that Google published in 2017. Labs use it to train and test general audio and music models.
Including Hak5 - http://www.youtube.com/watch?v=42bcUUV1c7s, HakTip - Linux Terminal 101: Typing Less with Keyboard Shortcuts, Hak5 - Derbycon 2012, 1207.3