Students are simply not motivated in online classes. They are usually easy A's and are time efficient, but student learning outcomes tend to be lackluster. ... Perhaps the biggest disadvantage of taking an online class is the absence of face-to-face interaction between the teacher and their students. It also doesnt benefit the school which is what most schools really care about.
Having a mobile labor force helps keep unemployment low. It is important to an economy that people be willing and able to go where the jobs are located.