Most of the comments in this thread are unaware of offline transactions. https://en.bitcoin.it/wiki/Offline_transactions https://en.bitcoin.it/wiki/Offline_tran

Most of the comments in this thread are unaware of offline transactions. https://en.bitcoin.it/wiki/Offline_transactions https://en.bitcoin.it/wiki/Offline_transactions Furthermore, Bitcoin mining is run by pools. Only the pools have to be hacked for a 51% attack to occur. I haven’t read all 500 comments in this thread, but they all largely seem to be the same.