there are miners that switch between currencies for max profit: https://www.multipool.us - so low-profit ones have less double-spend prot
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Replying to @tehjh
if this becomes more popular in the future, it could IMO endanger cryptocurrency stability
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Replying to @tehjh
so if an attacker now starts mining a currency for a double-spend attack, other miners *will leave* because the attack reduces profit
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Replying to @tehjh
so you actually need less than 50% of pre-attack network computing power for a double-spend
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/cc @zooko @matthew_d_green thoughts? equihash is optimized to be fast in software, so is this also a problem for zcash?
6:45 AM - 6 Nov 2016
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