TORONTO – These are busy days for Boris Culum, the winner of the SCTE’s first Young Canadian Engineering Professional of the Year award.The manager of voice network planning at Rogers Cable has been an important part of the massive growth of the company’s Home Phone product, which has gone from essentially zero to nearly 900,000 wireline customers in just over four years.While the service is still growing (adding 21,000 customers in the last reported quarter, ended June 30th, for Rogers), that growth has slowed this year as its penetration among basic cable customers approaches 50%.Culum and the eight senior network...