Here in the US the main obstacle is the lock on the phone which usually police can’t get past,

In recent years police were able to get into phones quite easily. See this nytimes article: https://archive.is/fOTDz Not sure what the current state of the art is.

Large increases in material output, we are assured, can save liberalism from the civilizational choice between socialism and barbarism. I disagree; refusing to be forthright about society’s structural antagonisms opens the door to demagogues who peddle false conflicts that still ring truer than the liberals’ false peace.