I would add to the list of benefits in the first paragraph, that once on that path, it also makes people more aware of other potential uses for money, outside of saving it alone. People who invest in something, tend to pay attention to more than just their investment.
Only 2 people passed until know, and tens, if not hundreds, did not managed to even build the emergency fund.
It tells something about them, doesn't it? Out of curiosity, how are those two doing now?
Quite well, reaching 6 digits savings, mortgage for a house and so on.