Thanks guys! You guys were right....It is actually a playhouse that a guy built for his kids! Cool playhouse. Cool Dad..
The blades looking like they were going slow did not jump out at me because often times the shutter speed of cameras gives that effect.
Here is a quote from the guy that posted the video. I missed it the first time.
You take yourself way too seriously my friend..if u knew anything about choppers you would see that this is just a wreck I bought and rebuilt with parts from 5 different choppers..its a cubbyhouse for my kids...fitted with a 5 hp post hole digger engine..sheeesh...My vids..(all 250 of them)...are tongue in cheek..u need to relax mate