With a new Costco partnership, Ticketmaster's developer outreach hits the right notes

Arik Hesseldahl is a veteran journalist with more than 20 years experience covering world-changing technology companies and trends for high profile media properties. Living in San Francisco for a few years, you learn a few things about the fall: First, the weather tends to be hotter and sunnier than the summer months. Second, you learn to avoid the area around the area around the Moscone Convention Center in late September and early October. That's when the software giants Oracle and Salesforce hold their almost back-to-back annual conferences that draw thousands of software developers. The two compete to see who can throw the more epic parties complete with big name musical acts like Aerosmith (Oracle last year) and U2 (Salesforce this year.)