QHC

Those are choices, not requirements. Using Firefox is better than using Chrome. Doing the extra stuff is even better, but if doing that means someone gives up and goes back to Chrome, that doesn’t help, either.

Don’t let perfect be the enemy of good.

Is it a cultural difference, or is it a combination of China being a more restricted market and the first wave of smart phone apps being aimed primarily at the English-speaking world? I am sure some of the apps that Westerners use were not available in China, either because they weren’t allowed (e.g. financial services) or were not aimed at that market (e.g. Twitter), at least not initially.

Reminds me of how in high school, my different friend groups used different IM clients, but it was just a fluke of which gained mass appeal first in each community.

So what, why does society care about two people getting into the same car together?

You clearly have an agenda in asking the question. There’s no problem with that, but pretending you don’t is… weird.