America’s next top soccer star is a hotly run contest. It might not have a primetime cable TV slot, or Tyra Banks as host, but competition is fierce. Social media provides the judging panel, with YouTube clips and vines of a rabona or a Panenka from a US-born winger playing in a lowly European league enough to provoke a virtual frenzy – usually in the direction of Jurgen Klinsmann’s Twitter account.