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Bitcoin should switch to BFT (Byzantine Fault Tolerant) PoS which is secure by definition. Most people that don't like PoS are thinking in "vanilla" or "chain based" PoS protocols which are certainly more insecure than PoW. Ethereum 2.0 is using Casper currently in the Beacon Chain, and other coins are also using BFT PoS protocols. I will ...


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If we call the winner, the miner that solves the PoW problem first, then how do we know that he received all the transactions he's supposed to receive before announcing that he created a valid block? Why should we care? He can include whatever transactions he wants, it's his block. If he ignores lucrative transactions, he'll lose money because he won't make ...


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Proof of stake just doesn't work the same as mining from an economic incentive standpoint. Miners make real-world investments, in advance, in equipment that becomes less valuable as difficulty increases. Miners have no guarantee that their investment will pay off, they merely have a probability of finding a good proof of work. Staking chains are vulnerable ...


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From a novice, what it means that if someone who isn't bitcoin savvy accepted bitcoin on the deprecated block and gave that person something of value, that person is out of luck, you just lost that item of value. Previous answers eluded to it, but, simpletons like me look at "So what does this really mean". It means, when you get paid in BitCoins, ...


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