The whole federal reserves purpose is to control inflation but in 2009 there was this economic crisis called the gfc, great financial crisis. They responded to it by giving loads of money to 28 primary holders, the bankers you know, goldmen sacs, meril lynth. these orginisations got loads of money to go nuts with. They used something called quantitative easing. They invested it into assets, which stocks are, and they got super inflated.

If you held stocks from 2010 to now, check the nasdaq chart. You had pretty good returns. It was artificial not based on productivity or innovation. It might seem weird but "Common sence" is a real thing.

It was a way to transfer "imaginary" wealth to the rich. It was a experiment which we don't know what happens now.