Yes, and that difficulty has been lowered many times over the years as we create better programming languages, libraries, and tools. It is easier and quicker to unambiguously describe your program in python than it is in assembly. It is easier to write a web server using libraries than by writing the whole thing from scratch.
These advanced AIs would just be the next level of this, giving even easier ways to specify to a computer exactly what you want it to do.
These advanced AIs would just be the next level of this, giving even easier ways to specify to a computer exactly what you want it to do.