DEVICE: Gesture-Based Computer Interface

FICTIONAL VERSION: Minority Report (2002)

REAL VERSION: Oblong Industries G-Speak

COMPLEX SAYS: Most of the tech on this list is only inspired by their fictional precursors, but Oblong's G-Speak interface is nearly an exact working replica of the system seen in Minority Report—because the company was founded by John Underkoffler, who served as a science advisor on Steven Spielberg