Who says that 2015 was a flat year!
If you had made perfect trades in 2015 just from stocks within the S&P500, you could have retired happy starting with only $1000.
All it would take is a crystal ball.
Data taken from this article: You could have turned $1,000 into trillions by perfectly trading the S&P 500 in 2015
This has been a fun experiment and a bit of a stress test of the system.