For meme coin listing is necessary. Listing on a big exchange with good liquidity. Listing attract a lot of attention to the coin.
Meme coin must create its own ecosystem to become popular and attract many users. Now many meme coins are used for speculations and for trading. That is why the listing is very important.
I agree that it is very important to have a big ecosystem of the coin. It must be useful for people to be in demand.
Now many meme coins are actively used for speculations and they allow to earn money. That is why they are in demand.