Pretty sure that article is wrong about Mowi/Norway, at least in the sense of egg species. Mowi is a farmed fish company and although they likely produce loads of eggs I don’t think salmon roe is what the US needs the most right now

Meta encoder-decoder

Can identify one way, from voter to vote. If a voter for some valid reason has to re-vote, the hash-id could be used to only count the person’s vote with the last timestamp.