"Hong Kong has offered a picture of what it looks like to stage mass civil disobedience in the age of the surveillance state. "

https://www.washingtonpost.com/world/asia_pacific/masks-cash-and-apps-how-hong-kongs-protesters-find-ways-to-outwit-the-surveillance-state/2019/06/15/8229169c-8ea0-11e9-b6f4-033356502dce_story.html