the.com/hobbyist
someone who pays to work overtime at something nobody's making them do.
means a person who pursues an activity for love rather than money, often better at it than the professionals.
from from hobby, originally hobbyhorse, a toy stick-horse children pretended to ride in the 16th century — meaning a fun pursuit that goes nowhere in particular, exactly like the toy.
etymology twisthobbyhorse also meant a foolish obsessive, unflatteringly
economics angleunpaid passion often outproduces paid obligation
internet effectturned niche hobbies into global micro-industries overnight