That's right, they will come and go often, as yearly fads, each new one with a new shiny gimmick, and people will be running after them chasing their golden opportunity to invest into better crypto.

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While bitcoin will remain the point of reference and the only actually trusted blockchain. Soon smarter authors will understand that and will save their crappycoins checksums into bitcoin blockchain periodically. It will always be the mother of coins, no matter which silly marketing slogans coin authors will come up with later.

But you are free to pursue the dream of a better coin, where no resources are ever wasted and consistency of the chain is ensured by kind elves. However, be prepared that your delusion will not be shared by mostly anyone else, they will be pushing marketing agenda of their own crappycoin.