Comcast’s new smart TVs, XClass in the US and Sky Glass in the UK, were the stars of the show during the US operator’s third quarter earnings late last week – sugarcoating the loss of more than 400,000 video subscribers to bring Comcast’s TV customer base down to 18.5 million. That brings Comcast’s year on year video hemorrhaging to more than 1.5 million subs, and at this rate will see the operator enter 2022 with close to 18 million, nearing 16 million by the end of next year. Comcast’s smart TV strategy will not be an overnight miracle cure, yet the company’s executives are treating it like the best thing since sliced bread. Technologically, XClass and Sky Glass appeared to…