3 ms·
https://www.explainxkcd.com/wiki/index.php/1972:_Autogyros#Extremely_safe https://www.explainxkcd.com/wiki/index.php/1972:_Autogyros#E... is probably the best w
by mnw21cam 6y ago
https://www.explainxkcd.com/wiki/index.php/1972:_Autogyros#Extremely_safe https://www.explainxkcd.com/wiki/index.php/1972:_Autogyros#E... is probably the best way to answer this.