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people have a hard time realizing when the technology they've spent their lives learning and perfecting is no longer applicable

• salawat 5y ago
  People have an equally hard time realizing that there is very little genuinely 'new' under the Sun, and today's 'wizbang' was yesterday's 'vozalm' with a superficial change to it.
• kiba 5y ago
  Only in the last few centuries. Progress is not forever.