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RE: The History of Submarines, and Undersea Warfare

in #steemstem6 years ago (edited)

Stubbornness of man and eagerness to improve upon an existing ineffective models are the drivers innovative inventions. Despite all the initial setbacks, they continued trying and today we have a perfect model. That's awesome!

The entire fruitless efforts and dying in the process really cracked me up.

Regards.

@eurogee of @euronation and @steemstem communities