As Tyler Cowen said in Creative Destruction the cities, architecture, and culture may begin to merge and look the same but this modernization ultimately helps create a greater variation among individual people.

Subcultures still flourish they are just less regional and local. Our creativity is stimulated due to greater contact between the various global (and cross-China) cultures creating a greater variety of culture or an enhanced breadth of existing cultures. So it's not all bad, just different.

https://www.amazon.com/Creative-Destruction-Globalization-Ch...