The power of three

摘要

As is often the case, it all started in the bar. "What I don't have, and what I really need," said the surveyor, "are the tools to carry out geological surveys, that will give me very high resolution records coupled with deep seabed penetration; that will be portable enough to be moved easily between vessels of opportunity; that will be flexible enough to operate in very deep and very shallow water; that would be easy to operate and maintain; and as you'd expect, that would be relatively low in cost!" And as the information was being digested he threw in, "And we want to start sea trials in six months! Another beer?"