Hong Kong Telecommunications (HKT), a subsidiary of PCCW, has signed an exclusive deal with Google WiFi for its 2.5m broadband homes. HKT will bundle this offer with its Netvigator broadband lines, instead of charging extra for WiFi, a practice which in the past has driven most customers to buy their own Linksys or Netgear device or better still, a cheaper local brand. Now, customers who use the Netvigator fiber-to-the-home links can get Google WiFi free if they commit to a 30-month period. Part of the rationale is to cut the number of helpdesk calls which relate to WiFi behaving badly. HKT has fiber to most homes, many of them in tower blocks (about 75% of broadband customers live in multi-dwelling…