Just a quick look at the design reveals the rear wheels are nowhere near the center of gravtity. This is important if you want to rotate on take off at reasonable speeds and land smoothly. He should know such basic stuff if he really flies for a living. Also the engine lacks cooling obviously. Cant‘t take such stories serious, as in some way they discredit real Indian engineers who build stuff, including planes, that are much more refined than this comedy. On a nerd level of course, I think I like this guy for not caring and just trying. Then again the article is framed as if he was some kind of bright example for India.