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1

We don't know for sure, but I doubt it. It's generally believed that the stakeholders of bitcoin (those who pay the miners) consider censorship resistant extremely important, perhaps the main reason for bitcoin to exist. If this is true, they won't pay for mining if it stops producing the censorship resistance the stakeholders want. Stakeholders could ...


1

What you are describing is essentially a majority attack. A miner (or group of colluding miners) with a majority of hashpower can censor arbitrary transactions, and blocks that include them. This question has more info about what an attacker can do. Crucially: a majority of hashpower can create blocks at a faster rate (on average) than the minority. So if ...


5

Yes, miners can censor transactions. A mining pool (or solo miner) can choose to not add a transaction to any blocks that they create. And, of course, this can be done dynamically so that transactions that match whatever arbitrary rules they want can be disallowed. However this only effects one mining pool or miner. Other miners will not necessarily follow ...


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