The inventor designed it for his paraplegic friend. It's clearly shown in the video from the beginning. The entire thrust of the video is about the item empower

The inventor designed it for his paraplegic friend. It's clearly shown in the video from the beginning. The entire thrust of the video is about the item empowering disabled people. https://www.youtube.com/watch?v=zgat4a1TrEM https://www.youtube.com/watch?v=zgat4a1TrEM