In between regular bouts of torrential rain, a glorious rainbow descended directly into Worcester Warriors’ Sixways Stadium on Sunday, which felt appropriate for Premiership Rugby Under-18 Academy Finals Day, where everyone is in search of that elusive pot of gold. As Leicester and London Irish rather unsatisfactorily shared the title following a 22-22 draw, a mixture of coaches, agents, players’ relatives and a few diehard fans crammed into the West Stand to offer encouragement and in hope of spotting the next big thing. Last year, wing Louis Rees-Zammit used the tournament as a springboard to first-team rugby with Gloucester, a Premiership player-of-the-month award and an international call-up with Wales....