Transcript Ayaka: Alright, hi everyone. My name is Ayaka, and I am an iOS Engineer at Workflow, based here in San Francisco. Workflow has a lot of Objective-C, even though this is a Swift conference. Because we have so much Objective-C, we sometimes run into Swift problems. The other day, or I guess several months ago now, I was trying to use this thing called DCColor. I was like, "Has anyone actu