🗳️ Who Decides?

History · Four attempts to change the rules. Who actually has to agree?

A corporate coalition, a mining majority, the biggest exchange in the world, and a change nearly everyone wants. Work out who can actually make a rule change stick — the answer is the same every time, and the last case shows it doesn't mean "nothing can change."

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Learn the why: The Block Size War in Bitcoin's History & Key Events.