i had knew that the old nodes will reject the new blocks.how about the new nodes treating the old blocks? i got the definition of the hard fork in the Hard Fork.but it didn't explain how did the new nodes treat the old blocks.
It depends on the exact rule changes.
answered Feb 6 '17 at 3:34
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1It is very certain, but it depends on the new rules. You could have a hardforking change in which the answer is yes, or one where the answer is no. – Pieter Wuille Feb 7 '17 at 7:25
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If you want a more detailed answer, you should specify which cryptocurrency, and which proposed or deployed hard forking change you're referring it. – Pieter Wuille Feb 8 '17 at 3:57
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i am sorry. i means bitcoin.i searched about the bitcoin would hard fork because the segwit and BU.would this hard fork made the old blocks(or old bitcoins in my wallet) lose value? – mktake Feb 9 '17 at 4:49
