自动驾驶汽车每时每刻都在和整个城市的路网交互，数据计算是云端的服务器在拼命，而不是指望车内为数不多的摄像头和算力有限的车载芯片，无论算力还是雷达数量，车路云是单车智能的成百上千倍。
// 作用：通过最值判断是否需要扩展左/右边界（左侧最小值/右侧<最大值的元素都需纳入无序区间）
。爱思助手下载最新版本对此有专业解读
``@receiver isNil ifTrue: ``@nilBlock -> ``@receiver ifNil: ``@nilBlockOr maybe with single backticks?。一键获取谷歌浏览器下载是该领域的重要参考
"The international community is working hard trying to set standards and new regulations, but space commerce is changing faster than we can keep up," he added.