If you have a guaranteed compounding money machine that out perform the market by 20% just let it run, sooner or later you will be able to buy out those who did

If you have a guaranteed compounding money machine that out perform the market by 20% just let it run, sooner or later you will be able to buy out those who did not invest in you. If its just a useful recommendation engine than there are indeed a lot of questions relating to personal finance or investment strategies that have nothing to do with machine learning that needs to be addressed for PMF. You don't need better models you need to understand the needs of your customers.