In this episode: Swift 5 nears ABI stability, Swift adoption in apps is skyrocketing, we make all our unit tests pass, and discuss how we'd change Swift.

- Swift 5 ABI Stability and Evolving Swift on Apple Platforms:
https://swift.org/blog/abi-stability-and-apple/

- How many apps use Swift in 2019?
https://blog.andrewmadsen.com/post/182862756395/how-many-apps-use-swift-in-2019

- Esoteric Swift repo by Jesse Squires: https://github.com/jessesquires/esoteric-swift

- Apple to require two-factor authentication for developer accounts:
https://appleinsider.com/articles/19/02/13/apple-to-require-two-factor-authentication-for-developer-accounts

- Paul’s pick - LOLzwagon: https://github.com/DerekSelander/LOLzwagon

- Sean's pick - Speeding up development: a collection of tips – https://www.avanderlee.com/optimization/speeding-up-development-a-collection-of-tips/

- Open Ballot: If you could change one thing about Swift, what would it be?