The email arrived at Anfield in August 2013 with a figure attached that nobody had seen before in English football. Forty million pounds and one. Not forty million — forty million and one. I remember reading the number in the paper and assuming somebody's spreadsheet had slipped, because no institution serious about signing a footballer sends a bid with a joke folded inside it. It was not a joke. Arsenal's lawyers believed Luis Suárez's Liverpool contract contained a release clause of forty million pounds, triggered by any single offer that met it, and had decided the safest way to trip a number was to beat it by exactly one.

John Henry, who owned Liverpool and had made his money in commodities trading, where a number is a number and not a provocation, did not read it that way. His reply, on 8 August 2013, ran to two words.

Not for sale.

Suárez had already told the world, on 31 May, that he wanted out, citing the press attention on his family, and had reminded Liverpool a fortnight later that they'd promised him a route abroad if the club missed the Champions League, which they had. Brendan Rodgers called Arsenal's approach "total disrespect." Suárez was sent to train alone. It was an ugly few weeks at Melwood, and Arsenal's forty million and one pounds sat in the middle of it like a bet nobody would honour.

Here is what the record actually shows, which is duller and more instructive than the joke everyone remembers. Arsène Wenger, asked about it years later on beIN Sports, said there had been an agreement with the player himself: "We had been wrongly advised that he had a clause, but we had an agreement with the player. You can ask him." Arsenal's mistake was not ambition. It was information. They believed a mechanism existed that either wasn't there in the form they thought, or existed on terms Liverpool were never going to honour under public pressure, and they built a bid to trip a wire that turned out not to be wired to anything. Suárez stayed, had by common consent the finest season of his English career, and left for Barcelona the following summer for £75m — nearly double the fee the wire was meant to guarantee, extracted by Liverpool on their own terms once the humiliation had passed.

The case for Arsenal deserves stating plainly rather than as a throwaway concession. This was not a club being cowardly with money that summer; the same window produced Mesut Özil for a club-record £42.5m a few weeks later, so the appetite for a marquee fee plainly existed. The wage structure and stadium debt that had made Wenger cautious for years were real, but the Suárez bid wasn't parsimony dressed up. It was an attempt to use a legal instrument instead of a transfer war, aimed at a player who had just served a ten-match ban for biting Branislav Ivanović, which thinned the market and made the whole idea look, on paper, almost reasonable.

Where that case runs out of road is in what happened next, which was nothing. Liverpool said no, and Arsenal didn't return with a second figure, a private word to the player's camp, or a structure designed to make refusal expensive rather than merely embarrassing. Suárez, asked a decade on about Julian Álvarez's situation at Atlético Madrid, said he'd faced exactly this — wanting the move, wanting the Champions League — and that Steven Gerrard had talked him into staying one more year, which he called the best decision of his career. I'm not sure that comparison holds all the way through, since Álvarez arrived at Atlético rather than being chased away from somewhere, but the instinct Suárez describes, that staying under pressure can look like triumph in hindsight, is the same instinct Liverpool were counting on in 2013. Arsenal had the player, by Wenger's own account. What they didn't have was a mechanism sturdy enough to survive an owner who simply refused to blink.

That is the pattern worth naming, because it isn't really about 2013. It is about a club that has, across five decades I've watched from the same end of the ground, preferred the elegant instrument to the blunt one: the swap, the clause, the fee calculated to the pound, arrived at with real conviction and no fallback if the other side declines to admire it. Bruno Guimarães this summer is not Suárez in 2013 — he is contracted, not disgraced, and Newcastle are not Liverpool managing a press crisis. But the shape of the risk is the one Arsenal keep circling back to: a structure built on the assumption that the other club will read the situation the way Arsenal have decided to read it. Forty million and one pounds was never about the pound. It was about believing a number could do the negotiating so nobody had to. It couldn't, in 2013.