While it might look inappropriate to compare the above three cases, it is worthy to note that they could have just got away with it, if not for some really gritty people/ media working behind the scenes helping to identify and put the pieces of the puzzle together.
Eventually when it comes to lawsuits, be it a major corporation exploiting children living in poor nations or a renowned firm causing health hazard, very little was done (or will be done) to punish big companies. In fact, large firms have the tendency to march on and make their brands even more powerful than before. End of the day, more harm will come to the economy (at least in the short term) by closing them entirely.
In case of the data leak you are more closely impacted no matter how insignificant you think you are and, if you have not realised it already, the best candidate to do damage control should a similar case arise in the immediate future.

While it cannot even be classified technically as a data breach, that the data mined from Facebook along with promoted ads and a slew of fake news (allegedly backed by a “rival” superpower) eventually might have helped tilt the political climate of what is arguably the world’s most advanced nation. But I would like to keep this post far from politics and more close to real point of concern?—?what can you do to control the information being shared.