I get that this comment is meant to warn about the creeping government overreach and a curtailment of free speech, by comparing the US against a society where government surveillance is already commonplace.

I wonder if it does a disservice to readers to not make that same comparison against more similar countries instead (UK, Germany, Australia to name a few examples)?

It's not that useful to single out Flock for that purpose. Google Nest and Amazon Alexa are also in that category.

And digital billboards in every space will tell us what to think. Can't wait for the two to pair up and the billboards to target whoever is seen in the nearest camera. Or are they already doing it?

China is not responsible for your fuck-us, you own it