And another factor, also coming from 1-1 tutoring, is that nobody waits for others. You can move ahead as fast as you can and actually you get more attention if

And another factor, also coming from 1-1 tutoring, is that nobody waits for others. You can move ahead as fast as you can and actually you get more attention if you are ahead of class. As the result, while everyone knows the same fundamental theorems, some students have a chance to learn A LOT more.