TLDR; MOOC model isn't working well in the sense that 90-95% of students dropout because (1) when students gets stuck, the flounder (2) without classroom peers

TLDR; MOOC model isn't working well in the sense that 90-95% of students dropout because (1) when students gets stuck, the flounder (2) without classroom peers there is no pressure (3) deadlines are important to keep motivation.