HuffPost Canada Music  |  By Jesse ShipPosted: 09/12/2013 11:31 am EDT  |  Updated: 09/12/2013 6:13 pm EDT “99.9 per cent of the EDM scene sucks” was breakthrough DJ/producer Zedd’s opening line in his first message to Skrillex, via Myspace in 2011. And he agrees, it still does. “It all sounds …