indeed, this article sounds overly alarming. It is true though that it's possible that future code written with the c++11 spec in mind will incorrectly assume s

indeed, this article sounds overly alarming. It is true though that it's possible that future code written with the c++11 spec in mind will incorrectly assume some properties of a library which was written as c++98. In this case the user of the library should be aware of which assumptions the library guarantees, not only what the current compiler does