Title Text:My bold criticism might anger the hot air balloon people, which would be a real concern if any of them lived along a very narrow line directly upwind of me. Origin:https://xkcd.com/2940/ https://www.explainxkcd.com/wiki/index.php/2940:_Modes_of_Transportation 交通方式 我大胆的批评可能会惹怒那帮热气球爱好者，但如果他们就住在你上风口处，那就是个真正的隐患了。 https://xkcd.in/comic?lg=cn&id=2940 兰德尔的图表通过方便性和危险性比较了不同的交通工… Read more