'...natural language is a remarkably poor medium for expressing the model that we want to use in our software. Every time we move away from a 3GL to create a more natural interface, we rapidly get diminishing ability to author software.' 

 Natural language is a great medium for expressing computational concepts, you just have to be hyper-literal and borderline autistic 

 Disagree with this part. Natural language + visual aids = plenty. We gonna be drawing diagrams I think