[thefz]

> My iPhone was stolen in Kenya.

Then as a deterrent, device lock does not work much.

[itake]

I am also happy that the thief does not get much benefit for their crime.

The thief may not have known which phone manufacturer I had before they blindly reached into my pocket. If all phone manufactures had device locks, maybe less people would steal phones.

[zakki]

For the impact someone should compare before and after activation lock is launched.

[nneonneo]

Yes, many studies were already done on this topic. For example, in the six months after Activation Lock was introduced on iPhones, thefts in San Francisco dropped 38%, compared to the 6 months prior. https://archive.nytimes.com/bits.blogs.nytimes.com/2014/06/1...

[nicolas_17]

Activation Lock was launched in 2014 with iOS 7. It did reduce theft.

[Nifty3929]

It will as this becomes known.