Suspicion has proven a loyal companion ever since Antonio Conte first flirted with English dugouts.
Back in 2016, Roman Abramovich was thought to have reservations about bringing the 52-year-old to Chelsea amid fears over the tactical suitability of Italian coaches.
Last summer, Tottenham apparently had concerns over Conte’s demands and his commitment to blooding youngsters.
Perhaps it was inevitable, then, that warning signs would sound around Manchester United, too.
Even as black clouds swell above Ole Gunnar Solskjaer, Gary Neville insisted: ‘I wouldn’t bring him in.