Link binary with libraries
Link frameworks and libraries with your project’s object files to produce a binary file. You can link a target’s source files against libraries in the target’s active SDK or against external libraries.
Embed Frameworks
You can create an embedded framework to share code between your app extension and its containing app.
–
Timeline (Look at this sentence)
– “If your containing app target links to an embedded framework, it must include the arm64 architecture or it will be rejected by the App Store.”