Bitcoin Core developer Luke Dashjr has raised concerns about the finality of Bitcoin transactions, stating that the widely accepted six-block confirmation rule no longer holds. According to him, transaction finalization now takes over a week, casting doubt on Bitcoin’s resistance to censorship. Finality refers to the point where reversing a transaction becomes practically impossible due to...
source: https://cryptoslate.com/bitcoins-transaction-finality-now-takes-over-a-week-due-to-mining-centralization-developer-claims/