Can online language lessons ever compete with face to face teaching in terms of quality of delivery and meeting lesson objectives?

Nothing can beat the face-to-face learning, but technology is unpredictable, so, I imagine that someday online lessons can compete te other kinds of learning.

no because when we use the face to face teaching , it will give fast understanding of any matter use the facial expression and guestors, and the computer can have the limit, and when we add input on that basis we can get output