By definition a revolutionary tool is something that changes the game entirely. Consider the first powered table saws, the first screws/screwdrivers, the first laser cutters, and the first CNC routers.
It takes a creative set of artisans to uncover and use a tool's unique capabilities. To that end, give this old Make Magazine article from Volume 11 by Bruce Sterling a read. The article mentions the work of Dharmesh Patel; you'll like his website!