Developers are just starting to release apps optimized for the different screens of the iPhone Duo. Bridget Carey goes hands-on and talks with developers to learn how the first batch of Duo apps is using folding screens creatively.

Read more about iPhone Duo apps and reviews: 7 apps that look gorgeous on the iPhone Duo's display

iPhone Duo reviewers dislike this one thing about Apple's foldable

Timecode chapters

0:00 Relearning how to use an iPhone with the iPhone Duo

0:19 It’s iPhone Duo release day

0:37 Learning from iPhone Duo app developers

0:43 Deck-Man (fka Duo-Man) turns iPhone Duo into a Walkman

1:35 Back to the early iPhone days

1:40 Remember iBeer?

1:50 How developers optimize iPhone apps for iPhone Duo

2:02 New York Times Cooking app on iPhone Duo

2:46 Major League Baseball’s MLB app for iPhone Duo

3:13 How developers are using iPhone Duo’s screen real-estate in new ways

3:32 Getting lost in gaming on iPhone Duo with Ungodly

4:02 Visual design tricks in the Netflix app for iPhone…