Fed Chair Nominee Warsh Says The President Never Generally Or Specifically Suggested I Commit To Any Interest Rate Path Whatsoever; Not Capable Of Defining If Vacancy Act Applies To Fed Or Not; Says Trajectory On Inflation Is Improving, But More Work To Do; Fed Does Not Have Legal Right To Issue Digital Currency, And Would Be A Bad Policy Choice; More Confident There Will Be Improved Output From AI, Than About What Effects It Will Have On Labor Market