There will always be cases when the computer predicts wrong and the user will need a way to edit/correct the result.
That seems orthogonal to NoGUI.
What things? One seems highly unlikely, the other might be impossible.
In on would have to be able to read complex human thought, in the other we would basically would have to predict the future.
My phone already suggests where I might want to go for dinner tonight. It's getting pretty good at it. Holiday suggestions don't seem that far beyond our capabilities.
Yes, but you are free to disregard the suggestion and do something else, so UI still has to be built for that case.