No.
People who are confronted with a task that don't search for a solution but for a priblem within it are more creative.
The consequence was that some barely produced solutions within the time constraint. Those were more succesfull as artists, the article states, while a quite a few of the other folks dropped out of art. Consequentially I'd like to add: They found the solution to the problem of living as an artist in quitting art - quite reasonably