i don't see the Maintainability bad-thing: software Does and Has-to change. So testing is there also to allow one of the main stakeholders - the software-makers

i don't see the Maintainability bad-thing: software Does and Has-to change. So testing is there also to allow one of the main stakeholders - the software-makers-themselves - to operate in some confidence.. Which, i agree, may not be part of the shipped software per-se.. but of the process of software makeing