I'm not sure how bitcoin's artificial restriction of throughput (which still didn't kill it in any sense) means that all cryptocurrencies either suffer from a f

I'm not sure how bitcoin's artificial restriction of throughput (which still didn't kill it in any sense) means that all cryptocurrencies either suffer from a fee death spiral or spam. Neither has seemed to happen even in extreme circumstances. Bitcoin's nonsense propaganda has nothing to do these assertions of inherent flaws with crypto-currencies.