3 ms·How else would you know that “cout” is std::cout and not some other cout? /sby xigoi 3y agoHow else would you know that “cout” is std::cout and not some other cout? /sdataflow 3y agoAre you sure every name in std is as unlikely to collide as cout? What about format(), apply(), ...?xigoi 3y agoIf a name collides, nothing prevents you from explicitly qualifying it.dataflow 3y agoWhen it silently changes the behavior you have no idea there was a collision.