Yes, but he only hurt himself, no one else. It isn’t up to the government to tell people they must protect themselves via seat belts, air bags or helmets. He died for something he believed in and hurt only himself. Not wearing that helmet impacted no one else.
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Yep, assuming of course that he leaves no children or parents or spouse or friends behind and, assuming of course that there were no eye-witnesses who now have the lovely image of a splattered melon to occupy their dreams.