OTTAWA —Canada’s publicly traded television service providers lost a new record number of traditional pay-TV subscribers in 2019, continuing the trend of accelerating TV cord-cutting in Canada, according to new research from Ottawa-based research and consulting firm Boon Dog Professional Services Inc. The continued launch of new Internet streaming services and the growth of such services in Canada, a slowdown in the growth of IPTV, and continued record losses of subscribers of cable TV all contributed to a record cumulative loss by the big Canadian TV service providers of an estimated 278,000 TV subscribers in their respective 2019 fiscal periods...