Watchers

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  Linwood Shockley

  https://medium.com/@casino79com/%EC%97%B0%EB%A0%B9-%ED%99%95%EC%9D%B8-%EC%8B%9C%EC%8A%A4%ED%85%9C-%EC%A0%81%EC%9A%A9%EC%9D%84-%ED%99%95%EB%8C%80%ED%95%98%EB%8A%94-%EC%98%A8%EB%9D%BC%EC%9D%B8%EC%B9%B4%EC%A7%80%EB%85%B8-bba601717198