“You come out quiet, or you come out loud. I most probably done the loud.” Is coming out really such a big deal anymore? In modern Britain, does anyone still care if you’re lesbian, gay, bi, trans, or queer? It still matters to 18-year-old Mark, who’s about to come out as gay to more than 40,000 people on YouTube – “which is terrifying,” he admits. What will his straight mates think? And his mum? Is coming out once ever enough?