An interview published by Fortune today suggests that Apple is unrepentant over the allegedly conspiratorial launch of the iBookstore in 2010, as Apple Senior VP Eddy Cue and CEO Tim Cook “feel we have to fight for the truth” by appealing a 2013 ruling that Apple had illegally fixed digital book prices in violation of the Sherman Act. According to Cue, who led Apple’s negotiations with publishers, Apple wrestled with a number of…