Long-standing Mediacom supplier Casa Systems has had its latest cable contract upgrade parade at fifth-placed US operator Mediacom gatecrashed by rival CommScope, announcing a major copycat win at Mediacom for an intriguing 10G trial. Despite reassurances from Mediacom, there is no escaping the reality that CommScope has nudged its way onto Casa’s patch. Fortunately for Casa, the key word here is trial. Mediacom is one of North America’s more secretive cablecos, so we were surprised to receive news of it doubling up on deployments of distributed access architecture (DAA) technologies in the same week, as part of a next-gen network infrastructure trial coined the 10G Smart Home event, taking place in Iowa, in partnership with CableLabs and the Internet and…