According to a an email exchange between then-CEO Steve Jobs and Senior Vice President of Internet Software and Services Eddy Cue submitted in court earlier today as part of the Department of Justice's e-book price-fixing trial, Apple's co-founder and then-leader read Mac rumor-and-news sites such as AppleInsider and would question the veracity of items found there. In the exchange, which happened just three months after Apple had launched the iBookstore, Jobs wants to know more about self-publishing options.