Stepping back a bit - To everyone saying CA was not that effective, over hyped, with poor data/algorithms; the documentary being the work of a bunch of disgruntled people - it is completely irrelevant.

This shouldn't happen in a functioning democracy. Democracy becomes meaningless and a sham in this scenario of mass data collection and individual targeting. Shall we wait till the data is more accurate and the algorithms become better (ironically by us).

CA may just be a lightening rod. How many companies continue to do this effectively at scale. We know the answer to that and yet ...