Consider watching this video with FreeTube, a nifty open-source program that lets you watch YouTube videos without Google spying on your viewing habits!
Combined with Libredirect, which automatically opens youtube links in Freetube, it becomes really slick and effortless to use.
I mean considering almost the whole thing is 3d printed I’d say he did a great job. Most commercial efoil boards are very expensive and usually made with carbon composites.