19-year-old started a 3D-printing side hustle in his parents’ basement—now his business brings in $808K a year - CNBC

19-year-old Starts 3D-Printing Side Hustle, Now Earns $808K a Year

CNBC reports that a 19-year-old began a 3D-printing side hustle in his parents' basement, which has since grown into a business bringing in a staggering $808K annually.