Do the hardware manufacturers even realize what the bitcoin difficulty is lately? We need asic miners that perform in the > 4th/s range at this point.
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Do the hardware manufacturers even realize what the bitcoin difficulty is lately?" I can assure you that manufacturers know what the difficulty is. what's the point of this question?
who is "
we" ? large mining operations or individual miners? say, if at home, do you think you actually have an outlet to handle a 4th/s piece of equipment from any manufacturer today?