Greed develops economy because with the desire to earn more and more money people invest more and more.
And some times they invest in really good and helpful for people projects. They helps such projects to survive.
Every project to realize all its ideas needs in monye. And investment is a good way to attract good money for realization of all ideas.
Greed and desire to earn more and more and get more and more money allows some projects to survive and get more money.
The idea of meme coin is good and interesting.
It is necessary to remember that meme coins are useually used for speculations.
And thanks greed people buy more and more meme coins just to sell them for bigger price and make more money.
Just speculation and nothing more.