Brian G Turner Fantasist & Futurist Staff member Supporter Joined Nov 23, 2002 Messages 26,431 Location UK May 21, 2017 #1 The video really starts at 30 seconds, and aims to be pretty comprehensive in a fun way.
Alexa traveller space dreamer Joined Oct 29, 2004 Messages 2,319 Location Somewhere in the Quad May 21, 2017 #2 It could be funny, except at the end you get really dizzy.