The grocery chain, which sources all its mackerel from Scottish waters, said that from May 2026, North East Atlantic mackerel would no longer meet the supermarket's own responsible sourcing requirements.
00:13, 7 марта 2026Бывший СССР
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The merge function must satisfy three properties to ensure that all peers arrive at the same result (I’ll use the notation A ∨ B to indicate merging state A into state B):