Phew! Tables are where WatchKit apps start to get a bit more complicated, huh? We’re out of the land of canned UIs for everything, and starting to do some real work. Our app still has one pretty big drawback, however—we can’t go from screen to screen. We probably don’t always want to be on the run log interface controller. In the next chapter, we’ll look at how we can transition between interface controllers.
From Apple’s Data Formatting Guide at https://developer.apple.com/library/ios/documentation/Cocoa/Conceptual/DataFormatting/Articles/dfDateFormatting10_4.html#//apple_ref/doc/uid/TP40002369-SW10.