> In contrast to the company, Mr. Cameron called it “a warning system” to let the submersible’s pilot know if “the hull is getting ready to implode.”<p>> Mr. Cameron said the sensor network on the sub’s hull was an inadequate solution to a design he saw as intrinsically flawed.<p>> “It’s not like a light coming on when the oil in your car is low,” he said of the network of hull sensors. “This is different.”