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Thinking space technology
Discovered yesterday...
It is usually hard to tell whether an invention will be successful. Whether something is a flop or changes the world depends on many factors.
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Just as we either admire or laugh at past visionary concepts from a modern point of view, people a few decades from now will also likely have different ways of looking at our current ideas. Whether something is a flop or changes the world depends on many factors such as technical capabilities, as well as our willingness to promote and accept innovation.