> In that case, new developers just don't need to learn the old feature at all That's not true if you want to be a professional C++ dev - you will encounter pr

> In that case, new developers just don't need to learn the old feature at all That's not true if you want to be a professional C++ dev - you will encounter projects stuck in older standards, or legacy code written in the age of old standard. In practice you need to know everything from C++98 to the newest.