Back 160 years ago, we didn't have global positioning systems and ship-to-shore radio.

He had a GPS (global positioning satellite tether) on his leg, so we knew where he went and there was a paper trail we could follow, ... What money we couldn't find had been turned into cash.

A good engineer thinks in reverse and asks himself about the stylistic consequences of the components and systems he proposes.

Under command and control, these different radio systems can interoperate with one another,

Under command and control, these different radio systems can interoperate with one another.

It was the sandbars that would be the final stroke of bad luck. Some captains would deliberately go up on the beach, and try to save as many people as possible.