> • "There's still value in understanding the traditional UNIX "do one > thing and do it well" model where many workflows can be done as a > pipeline of simple tools each adding their own value, but let's face > it, it's not how complex systems really work, and it's not how major > applications have been working or been designed for a long time. It's > a useful simplification, and it's still true at *some* level, but I > think it's also clear that it doesn't really describe most of > reality." >
He doesn't make an actual argument why useful abstraction cannot be done in complex systems.