... on building the f̶l̶y̶i̶n̶g̶ ̶p̶h̶o̶n̶e̶-̶b̶o̶o̶t̶h̶ self-launching boat !
https://www.youtube.com/channel/UCU4ErRVKtwVx9bj27sWw1Lw
It'll either 'encourager les autres' or put them off trying altogether...