Good way of teaching, letting the “student” think and explain what to do and why. There are other channels on youtube where the coach just gives commands all the time, without interaction with the student, not sure how much you learn from that.
A drunk Stevie Wonder could have docked that boat in that big a space under those conditions, his first day driving a boat... If you're any bit nervous to do this here, start on a small boat in a private lake...