Earlier quoted context omitted.
That is hard to answer can you anser what kind of contact tracing are you missing in "the West", and what level of privacy invasion are you comparing it against. In the first stages of Corona we did a lot of old school contact tracing.
But this is what I mean when I say "shocking degree of arrogance from the West to refuse to learn even the most basic things from Asia about this." There's many different ways of doing contact tracing that involve myriad tradeoffs. Every Asian country that has rolled it out has had negotiations between the citizens and the government over the various dimensions and how to balance between competing concerns (yes, even…
That does not mean there are other voices in the West. But I do not know what you are looking for, and what you think is bad information.