As a buy pulls the latest price up, all of the other shares are worth more, and the opposite is true: for every sale, the price might slip down a bit; in the event of a large sell-off, you end up reaching zero value a lot earlier than everything can be sold off.
Market cap is a bit of a fantasy metric, but has utility - just less so for crypto where you can't make any comparisons to tangible assets, liabilities or even market potential.
As a buy pulls the latest price up, all of the other shares are worth more, and the opposite is true: for every sale, the price might slip down a bit; in the event of a large sell-off, you end up reaching zero value a lot earlier than everything can be sold off.
Market cap is a bit of a fantasy metric, but has utility - just less so for crypto where you can't make any comparisons to tangible assets, liabilities or even market potential.