AURORA, Ont. - After eight years as executive vice-president of Aurora Cable Internet, Walter Weckers has retired, working his final day today. “This is in keeping with my personal plans, and my retirement from ACI was anticipated within the company some two years ago,” he said in an e-mail to friends announcing his retirement. “During these years I have been privileged to enjoy the confidence of Jim Irvine, and to have been involved in the transformation of ACI from a 330Mhz one-directional coaxial system to a modern 750Mhz bi-directional HFC network that operates a 9Mbps DOCSIS 2.0 Internet service, has...