@ngocgia
I think there is nothing wrong in benefiting from the upward trajectory of a broken mechanism but always ask yourself who can lose and what is the ceiling this can reach
Study ESD, DSD and Luna https://encrypted-tbn0.gstatic.com/images?q=tbn:ANd9GcRbm7F5On4jdTwYU9QJA1w-AwAjU09nRsrPLg&s