Longer than that, I'd say. The rich have been screwing with the lower classes since the country was founded.

There is a movie with Jeremy Irons and I can't recall which one. But he discussed how the rich are always the same for a milenia and we are just observing their control change forms over and over and over again.

And what has buffet done to address the issue?

The business plot never died it just mutated

Unless you rewrite the constitution this will keep happening

There must be a separation of corporate influence from government, billionaires should not be allowed to involve themselves with politics in any way, no funding, no support, you choose to become a billionaire you lose your vote, same for religions

Of course citizens united turned political corruption into a big business and opened a gaping national security hole

It's all fucked and a new constitution is needed

The military becomes the last line of defence, gun rights have to go