Optimizing photos for viewing on the iPhone 4
Viewing photographs on the iPhone 4's 326dpi "Retina" display is absolutely incredible. It's a 1990's era dream come true. Text is easy for any display to render sharply but rendering fine photographic detail is quite another story. For many of us, phones and iPads have become portable portfolios that are fluid and easy to show people while on the go. Apple's new iPhone 4 takes portable image viewing to a new level, but there are some details towards getting optimal results that are worth mentioning for demanding users. In the past, zooming in on iPhone images led to disappointing results…