IMO, blockchain for anonymity and DAG for the scalability solution. But DAG isn't the only one that can solve this. But I know that most of the solutions we need are really a must. So we better be careful on what technology we're choosing. https://medium.com/kucoinexchange/blockchain-and-dag-arch-rival-or-1-1-2-e9a5c5bd5199?postPublishedType=initial
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