As announced late last month, Apple CEO Tim Cook will sit down today for an opening session interview at the D11: All Things Digital conference in Rancho Palos Verdes, California. The session will kick off at 6:00 PM Pacific Time / 9:00 PM Eastern Time tonight, and MacRumors will be covering his interview as it happens. Cook participated in the event for the first time last year with a 100-minute interview with Walt Mossberg and Kara Swisher. Cook's predecessor, Steve Jobs, also participated in the D conferences on a number of occasions. Cook is n