As modern manager types go, so defiantly and ruggedly old school is Sam Allardyce in the cut of his jib, that every time you see and hear him it’s as if he’s walked out of a Pathe newsreel from back in the sepia-tinted day when shorts were unfeasibly baggy, even the youngest players looked older than your granddad and the WM formation was at the very cutting edge of tactical science.