“SlingShot” (2014) is a compelling documentary directed by Paul Lazarus that chronicles the innovative journey of inventor Dean Kamen. The film focuses on Kamen’s quest to solve the global water crisis with his revolutionary water purification device, the Slingshot. Through a blend of personal insights and technical exploration, the documentary highlights the potential impact of this invention on communities lacking access to clean water. While the film does not boast any major awards, it offers an inspiring look at the intersection of technology and humanitarian efforts. For those interested, it can be viewed for free on 123Movies / Movies123.