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by misterdata 3125 days ago
I suggest the next time traveller to prove being from the future by showing us the next 1000+ block hashes for the Bitcoin blockchain then...
1 comments

Even if they show you, you'll never know until that block is mined. They could, however, show us something that happened today (a scandal or something) with the use of Bitcoin. In other words, bribery of elected officials or something similar. Perhaps related to the relentless attempts to repeal net neutrality? - Or maybe the outcome of a near-future vote in Congress.