DARPA already intends to set a drone ship out to sea, and now it's revealed plans for undersea payloads that lie dormant for years and launch themselves to the surface when remotely commanded. Dubbed Upward Falling Payloads, the containers will carry non-lethal cargo such as small UAVs or networking hardware, and take advantage of the "cheap stealth" their position underwater grants them. Since the vision is to have a fleet of UFP