为了向人们展示汽车制造商可能泄露的数据，罗伯逊表示，在宝马汽车的座椅上，安装着一个连接至安全气囊系统的的重力感应器，这个感应器令该车能知道车上是否坐着儿童。
In an illustration of the potential data that could be surrendered by carmakers , Mr Robertson said that BMW cars knew whether a child was on board , based on weight sensors in the seats linked to the airbag system .
重力感应器