> I see an article from 2001 describing how compiled software was not copyrightable in Spain at that time

Compiled software is not copyrightable in any country that I know of. Compilation is not an original creative process. The original software is copyrightable, and compiling it creates a (protected) derived work of it.

> I see that individual file sharing, except for software, is allowed there.

The Pirate Bay is censored in Spain as much as it is on France.