If it's anything like China, they'll be worn out in a few short months. There is not much of a culture of building maintenance in China. Source: Asian family, homeowner in China.

Profit? My city already has e-bike charging stations on just about every street of every block. They still work, no doubt because they're profitable. Also, China doesn't have the vandalism problem of America. Kids don't go out of their way to destroy things for fun.

? Yes they do. It's a real problem. There are a lot of people working to make things better, but there is a lot of work to be done.

I find this fellow's assessment accurate, if you want a brief overview.

https://www.youtube.com/watch?v=kdsb2wwn-7g#t=3m9s

All the superchargers I've seen have been really well maintained(in fact Centralia just got a whole new batch) but I agree that the other networks can be a bit spotty at times.