Apple's iOS 4 has arrived, bringing multitasking and more to iPhones and iPod Touches everywhere (iTunes willing). Here are the apps that already take advantage of the new OS, and some that should be hitting the App Store soon. In the App Store NOW: • Dropbox - Sync your Dropbox files in the background. • Evernote - Download and upload notes in the background, and continue recording voice notes while you're messing around in other apps. • Zagat • LinkedIN • How To Cook Everything • Trapster...
