Still looking for the weird link.
Yes, you can live with a kidney, as you have two kidneys, and there is a possibility to live without them through kidney transplantation and dialysis.
It is true that Bitcoin represents most of the real market capacity for cryptocurrencies, but in fact there are no real altcoins models that compete with Bitcoin.

It is true that there are more than 26,324^[1] cryptocurrencies, but they are all duplicates, hardforks, and tokens, so that cryptocurrencies worth studying are counted on the fingers of the hand, even these cryptos still have multiple shortcomings, and if they succeed in solving them, they may have a market capacity closer to Bitcoin.
Forget about that, stablecoins may reach a stage where their market cap is greater than Bitcoin.

[1] https://coinmarketcap.com/