According to Castles, the gap between Arsenal and Sporting dropped from €5m, to €2.5m, and now to ~€1.2m. I've never seen a negotiation saga so stubborn it fully degenerated into Achilles and the tortoise.
Can't wait for January window as Berta triumphantly argues down Varandas from an extra fiver in add-ons to a mere €2.5.