If APIs are copyrightable (even when documented and released for free in the open): - Wine and ReactOS would become illegal. In fact, any layer to run Windows

If APIs are copyrightable (even when documented and released for free in the open): - Wine and ReactOS would become illegal. In fact, any layer to run Windows apps would become illegal. The only way to run a Windows app would be through Microsoft's blessing That's a pretty big one.