On the 20th anniversary of the ThinkPad, we sit down with Lenovo executives to talk about the brand's position as a leader in the business laptop space. We'll also discuss what it takes to keep an iconic line relevant in an ever-evolving technology landscape, including an exclusive glimpse into the company's plans for the future. Check out the livestream here, our conversation begins at 1:45PMET. March 17, 2013 10:45 AM PDT Follow all of Engadget's Expand coverage live from San Francisco