Pandora CFO Mike Herring this week made several comments about Apple's iTunes Radio service in an interview with CNET. The executive addressed on a number of topics, including how he sees competing music streaming services as viable threats, the issues surrounding artist pay by streaming services, and the current state of affairs for all streaming services for paying artists. When asked what makes the company believe a competitor like Apple isn't a threat to Pandora, Herring acknowledged that Apple is indeed a threat but that it is just one of many high-profile services to enter the market.It's not that it isn't a threat to Pandora. Don'