Why Does Autofocus Go Wrong? Let's go indoors, out of the rain....

Autofocus versus Manual focus, which is better?
And when is one or the other better?

Manual
What is focus peaking? How does it help manual focus? Is zooming in the answer? Is zone focussing 40 years out of date?

Auto
Single shot or continuous; when do you use which? And what is back-button focus? Why do so many professionals prefer one, single autofocus point to the 793 points that are available on most modern cameras?
So many questions and that doesn't even include how on earth range-finders focus. (That will not be covered. Beginners do not own range-finder cameras.)

Focus Schmocus, What's the big deal?
Composition! If you point and shoot and don't know what is going on, how do you compose a masterpiece? The camera hasn't a clue what you think is important. Let's learn how to tell it what's what.....