Upgrading to Apple’s iOS 7? You May Want to Wait

If you are using an iPhone 4, 4S or 5, and are thinking about upgrading to Apple’s new operating system iOS 7-be prepared for a learning curve. I hear a lot of talk these days about iOS 7, but a lot of it isn’t very positive-especially when it comes from 60-something users on older phones. For starters, the iPhone 4 and 4S may not have enough memory to handle the upgrade without  removing some apps and photos to open up …