Important to point out that their wealth is largely unrealized gains, that is, only exists in theory. If the stock market / bond market / whatever market crashed, this wealth would largely vaporize. Stock prices are essentially a mass agreed-upon hallucination, as they can be extremely divorced from real assets like industrial machines. It does mean that by controlling these stock etc assets, other people have a harder time getting into this slice of pie and they can do dumb shit like buying Twitter and summarily running it into the ground.
Important to point out that their wealth is largely unrealized gains, that is, only exists in theory. If the stock market / bond market / whatever market crashed, this wealth would largely vaporize. Stock prices are essentially a mass agreed-upon hallucination, as they can be extremely divorced from real assets like industrial machines. It does mean that by controlling these stock etc assets, other people have a harder time getting into this slice of pie and they can do dumb shit like buying Twitter and summarily running it into the ground.