Open networks were a hot topic at the CTIA Wireless I.T. & Entertainment conference in San Francisco earlier this month. At the center of the open access debate is Verizon Wireless' Vice President of Open Development Anthony Lewis, who is charged with developing Verizon's open device and application initiative. Lewis talked to FierceWireless editor in chief Sue Marek at the show about Verizon's progress on this front and why this carrier's approach is different from its competitors. Article.