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Chopsticks. thats how it was referred to. its relatively true. these rovs are limited. >> shepard: remote operated vehicles. >> right. if they want to hook up a line or unhook a line, most cant do it unless the items theyre doing are especially designed. its not like your hands or other articulating machinery. theyre very limited as to what they can do. thats probably the biggest thing. of course its dark and you have to light your way down there. its wavy on what light penetrates. >> shepard: w...