People follow Buffett advice because he is successful in what he does and many want to emulate him, however if anyone lost money with his advice or find it to be not good enough then this could simply mean that you need to find your own money making formula, what works for one person is not going to necessarily work for another since many things depend on your personality, most cannot be long term holders because they do not have the necessary patience to keep holding their coins or stocks when the price goes down but that does not mean they do not have what it is necessary to become successful since they could become traders instead and make money that way.
When you listen to what Warren will advice to us, it means so valuable as time goes by. Right now as people applied his principles of not pulling all eggs in one basket, I guess it made a huge difference in all aspects of business as well as bitcoin does for long time. For now, as the learnings and knowledge took place on all people behind crypto, many of us value the importance of saving and spending.