I'm not sure, but I love that the ratio of the price to fix a cracked screen vs the value created by doing that is roughly the same across all model of iPhones.

I'm not sure, but I love that the ratio of the price to fix a cracked screen vs the value created by doing that is roughly the same across all model of iPhones. Put differently, it makes sense that you can always make a little money by fixing up iPhones. You'd expect people to value that more than just the cost of doing it (no uncertainty, not having to look around, etc).