AT&T again made video losses at rival operators appear trivial as it bled out 627,000 subscribers in Q1 2019 – incurring 544,000 on traditional pay TV with an additional dent of 83,000 for DirecTV Now. A laceration of this magnitude – for the second consecutive quarter – would be fatal for most service providers, so in characteristic style AT&T shrugged off what it continues to address as a minor scratch – rather than the festering wound its video businesses have formed. As for the new OTT video service, launching under the WarnerMedia division, the operator’s earnings call revealed an initial “detailed” showcase dubbed Warner Media Day is on the cards for around September-October time, which will include new and existing…