Landmark deal called most significant since 1979 peace treaty. Reduced investment in US shale will continue to weigh down the global oilfield services market through 2020. A subsea water-treatment system designed to leverage space availability, steady temperatures, lower bacteria levels, and other natural benefits of the seabed environment was successfully installed during pilot testing at the Ekofisk field offshore Norway. Before the dream of a “subsea factory” can come true, a group of North Sea companies will need to see if the required technology is economically feasible to build. Subsea advancements in the works include longer tiebacks, an underwater drone that lives on the seafloor, and a robotic manifold capable of actuating dozens of valves.