What is Replace-by-fee?

Ever since bitcoin network congestion became a recurring problem in the cryptocurrency world, Bitcoin Core developers have been searching for a way to combat this issue. Their solution comes in the form of a feature called replace-by-fee, which allows for low-fee transactions to be rebroadcasted and include a higher fee. An intriguing concept that has been embraced by most bitcoin wallets to date. Replace-by-fee Solves A Pressing Problem Do not …
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