U.S. Patent No. 7,110,538 has expired
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U.S. Patent No. 7,110,538 has expired
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Re: U.S. Patent No. 7,110,538 has expired
#2About 25% speedup of signature validation. To how much that translates to IBD depends on the situation.
The GLV optimization has been integrated in libsecp256k1 since day 1, in 2013. It has just been default off.