At least California's infrastructure will last the test of time. If China's railways are anything like there global infrastructure then it will probably fall apart in less then 10 years.
I went from San Fransisco to Shenzhen. This is the kind of lies Americans tell themselves to make themselves feel better. Chinese infrastructure is 2-3 decades ahead of US in major cities - the only way you to deny this is to put your head in the sand.
Yes, those comments are typical from people who have not experienced the progress in other countries.