1. 

   Turul Balogh says:

   19 May 2019 at 08:47

   Dear David,

   Do you have any video published about any of your presentations?

   Thank you!

   • 

     David Froud says:

     20 May 2019 at 16:04

     Sorry, no.

     • 

       Aaron Birnbaum says:

       12 February 2020 at 14:33

       You should! Sell them in the gift shop!

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