During today’s “Let’s talk iPhone” event, Apple executives Tim Cook and Scott Forstall offered several updates on the company’s iOS platform. Most notably, the company has now sold over 250 million iOS devices, and offers more than 500,000 apps in the App Store, with over 140,000 of those made specifically for the iPad. Overall, more than 18 billion apps have been downloaded from the store, with the rate accelerating to over 1 billion downloads per month. Over 100,000 developers have been seeded with the iOS 5 beta, and over $3 billion has been paid out to app developers. When all iOS devices are counted, the platform is the top mobile operating system with 43 percent of the market.