What is equally powerful about modern C++ (quite possible to make it work on C++98 as well) is the ability to have template methods that can dump out pretty-pri

What is equally powerful about modern C++ (quite possible to make it work on C++98 as well) is the ability to have template methods that can dump out pretty-printed fully customizable (by overloading operator << in conjunction with a stringstream) debugging for data structures. Yes, template programming is not something I am likely to ever figure out but these things only need to be built once, by somebody other than me.