Some people have too much time on their hands.

[ProDave]

 

 

 

[Russdl]

I had too much time on my hands, so I watched the video. 
 

Utterly brilliant. 

[Adsibob]

18 minutes ago, Russdl said:

I had too much time on my hands, so I watched the video. 
 

Utterly brilliant. 

Ditto! Even the cinematography and soundtrack for the river scene (yes, the submarine does a 200m trip down a river) was excellent.

The video makes building one of these things look so easy, but I suspect it’s not!