One example is that he uses a header file called "std_lib_facilities". So right out of the gate it confuses people, it's not actually shown until a little late

One example is that he uses a header file called "std_lib_facilities". So right out of the gate it confuses people, it's not actually shown until a little later in the book, there's tons of questions on C++ forums and StackOverflow where people get stuck on it. It's just not a clear, step-by-step introduction.