Game Design, What Should I Do If I Lose More and More Money?

With a system that is 100% safe from losing money, Liu Wei was reborn in 2012. But... Why can't I buy virtual currency? Why can't you speculate in real estate? Why can't you trade in stocks? The system will not lose money, and the lost money will be returned at a ratio of 1:10... Wait! I think I found a bug! You can make money just by losing money! Lose 10,000 and make 100,000? But the result... Games, movies, entertainment, food, clothing, housing and transportation. Longmen Technology becomes stronger and stronger despite losses! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.