Macworld Like most people who write about Apple for a living, I’m buying a new iPhone 16 this year. As I do every year, I went through Apple’s “Get Ready” system in the Apple Store app to start the trade-in process and make pre-ordering that much easier. However, it didn’t quite go the way I expected. Apple offers up to $650 for trade-ins, and I assumed my phone, the 256GB version of the iPhone 15 Pro Max, would get at or near that. But when I began to answer Apple’s overly simplistic questions about the condition of my phone, I quickly discovered it wouldn’t. The problem? The back glass of my…