To cater to developers interested in creating iPhone-compatible Web 2.0 applications, Apple has announced iPhone Tech Talks, a series of five day-long developer gatherings in four major U.S. cities, spread throughout the month of August. Starting with an August 2 event at the Los Angeles Marriott, and continuing with events at the Westin San Francisco (24th), Allerton Hotel Chicago (28th), and American Conference Center in New York City (30th, 31st),…