L3因为是人车共驾，责任划分、保险赔付等方方面面都需要考虑到。而L4不存在这个问题，出了事就是厂家负责。因为责任明晰，所以落地争议也较少，这就是现状。但是只要法律层面解决L3的责任划分问题，大规模普及也并不是遥遥无期。
There is nothing in the UI that emphasizes that these backups are now tightly coupled to their passkey. Even if there were explanatory text, Erika, like most users, doesn’t typically read through every dialog box, and they certainly can’t be expected to remember this technical detail a year from now.。91视频对此有专业解读
，这一点在快连下载安装中也有详细论述
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Number (3): Everything in this light blue space must add up to 3. The answer is 1-2, placed vertically.。下载安装 谷歌浏览器 开启极速安全的 上网之旅。对此有专业解读