Note that the second crew to drown included the inventor of the submarine, H. L. Hunley himself. And they still tried a third time... He's listed on wikipedia

Note that the second crew to drown included the inventor of the submarine, H. L. Hunley himself. And they still tried a third time... He's listed on wikipedia's page for inventors killed by their own inventions: https://en.wikipedia.org/wiki/List_of_inventors_killed_by_their_own_invention#Maritime https://en.wikipedia.org/wiki/List_of_inventors_killed_by_th... (Also they named the submarine after him after he was killed by it. Kind of morbid.)