Lightbulb (2009) 发光体

Ingenious (originally titled Lightbulb) is a 2009 American film. It is a rags-to-riches story of two friends, a small-time inventor and a sharky salesman, who hit rock bottom before coming up with a gizmo that becomes a worldwide phenomenon. It is based on the true story of some friends who are trying to come up with an invention, before hitting on an idea.

A rags-to-riches story of two friends, a small-time inventor and a sharky salesman, who hit rock bottom before coming up with a gizmo that becomes a worldwide phenomenon.