Stumbled upon this YouTube vid. A little more than half way through the vid, the narrator will talk about the inventor's 'dark secret life'. I won't spoil it by telling you who or what the guy was. Trust me you'll find this of interest.
Click on white letters 'Youtu.be' to view video:
[ame]
The ink of the learned is as precious as the blood of the martyr. For one drop of ink may make millions think.