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Q&A How fast would a person need to be to cross a gap and prevent a gunman from shooting someone?

I was reading one of the recent questions involving a fast-moving superhero, and it reminded me of something I've been wondering about for a while, so I decide to create a spinoff scenario question...

3 answers  ·  posted 5y ago by MarielS‭  ·  last activity 5y ago by MarielS‭

Question super-powers