A documentary that explores how innovation can solve some of the world's largest problems. Entrepreneurs can roll back climate change, eliminate organ waitlists, end factory farming, and solve world hunger... if we let them. THEY SAY IT CAN'T BE DONE follows the stories of four companies on the brink of disruptive innovation. Each innovative technology highlighted in the film has the potential to revolutionize its industry, but all have the common roadblock of regulations that threaten to limit... [see more] their success. The film examines how innovation does not come without risk.