[robbrown451]

Because the crashes are less likely when the driver is not wearing a helmet. This is sort of the point of the article.

[shrimpx]

Sorry I wasn't clear. How is it optimizing for customers at the cost of drivers, which is what the post I was replying to said?

[nielsole]

While number of crashes are likely getting reduced, head injuries to drivers may increase or be fatal.

[robbrown451]

Because the drivers are not wearing helmets and therefore increasing the risk to themselves.