There are two kinds of copying. One is the lossy copying—you see someone sucessfull, you try to imitate that, but you don't undrstand which parts make the thing

There are two kinds of copying. One is the lossy copying—you see someone sucessfull, you try to imitate that, but you don't undrstand which parts make the thing work so you fail. Another is the Apple's "copying"—they see the idea which does not quite work, they tear it apart, find out what needs improvement, improve and release.