By this point in their careers, most students have already seen a ...
here, what does mean "By this point"? does it mean "so far"?
thank you.
Not quite.
By this point would be used to mark a point in time in a sentence or story about the past.
So far would be to mark the present.
.
By this point yesterday, I already had twice as much work done.
versus
So far today, I have twice as much work done compared to yesterday.