Sometimes I get questions about various cryptocurrencies. I specialize in bitcoin so I can't give detailed answers but this is my mental framework:
Discussion
also this
Text version for autotranslate:
I think there's basically 5 taxonomic groups of cryptocurrency:
1) unstoppable hard money - btc, there is no second best
2) Smart contract coins - eth, solana, etc.
These guys are building digital wall street basically
3) stable coins - USDT, USDC, etc.
incremental technological improvements on existing fiat currencies (99% USD)
4) privacy coins - monero, zcash, etc.
Untraceable on chain privacy
5) scamcoins - doge, nfts, dentacoin, and pretty much everything else
Pump and dump schemes to separate fools from their money