It's very, very common for rank and file prop traders to retire in their 30s. Some are ambitious and start their own firm or keep doing it, but many decide $10m

It's very, very common for rank and file prop traders to retire in their 30s. Some are ambitious and start their own firm or keep doing it, but many decide $10m/$50m/whatever is enough and leave the industry. They likely got into it just to make money, not because they loved it, so once you have enough, why keep going?