Quick question: Why can't an API be copyrighted? My understanding is that the purpose of a copyright is to protect a specific arrangement of ideas. A piece of music, a book, a painting. All of those things are an arrangement, and the arrangement itself is what's protected by copyright, not the physical object that was created. So, given that an API is an arrangement of ideas, and that copyright apparently protects ar…
"In no case does copyright protection for an original work of authorship extend to any idea, procedure, process, system, method of operation, concept, principle, or discovery, regardless of the form in which it is described, explained, illustrated, or embodied in such work."
The common belief is that an API meets this "system or method of operation" standard.