And smart pointers had been a thing for a while at that point (though not part of the library) https://www.boost.org/doc/libs/1_61_0/libs/smart_ptr/smart_ptr.h

And smart pointers had been a thing for a while at that point (though not part of the library) https://www.boost.org/doc/libs/1_61_0/libs/smart_ptr/smart_ptr.htm#History https://www.boost.org/doc/libs/1_61_0/libs/smart_ptr/smart_p...