'I hate being idle': Why many airline pilots say they're turning to day-trading as a side hustle in their off time

Jonathan Prieur's career in markets began just as his flying career seemed to abruptly end. The 49-year-old pilot had a contract to switch to a new airline in 2020, which was canceled when the pandemic brought air travel to a halt. Stressed out, he turned to something he had put on the back burner …