It passed most sports fans by, but that’s hardly a surprise. Most professional boxing nights pass people by, and it’s a long, long time since the sport had the power to make the world stop and take notice. What most weren’t aware of eight days ago was a card headlined by Cork’s Callum Walsh at the Meta Apex in Las Vegas. Zuffa Boxing was founded by CEO of the Ultimate Fighting Championship (UFC) Dana White, and the chairman of the General Entertainment Authority (GEA) of Saudi Arabia, Turki Al-Sheikh. This Vegas card was its formal launch, a couple of months…