The sanctioning of Roman Abramovich on Thursday followed by his disqualification as a director of Chelsea football club on Saturday sent shockwaves around the sporting world with concerns heightening among other owners of major European clubs, including those from the Arab world. Abramovich took the English football by storm when he bought Chelsea in 2003 and turned an unpredictable and flighty London club into a global powerhouse and the current European and world champions. His manner of leaving in 2022 was no less dramatic but not what anyone had expected. It all started or ended, with Russ…