What Is an API, Anyway?The CAP TheoremSwift’s Sweet Spot: High Availability, Redundancy, and ThroughputSwift API: BackgroundReview of the Hypertext Transfer Protocol (HTTP)Representational State Transfer (REST)Swift, HTTP, and RESTUsing the Swift APIAbout Your Swift ClusterAuthenticationRetrieving DataStoring DataDeleting DataUpdating MetadataConclusion