ah, that must be why hundreds of people have contributed to one of the most popular and highest quality operating systems for free over the last few decades.
the profit incentive is not the only motive to do quality work, and i think there’s plenty of examples that it’s not even the best incentive.
I crochet for a hobby so I can make gifts for my friends and family. I’ve put hundreds of hours in and started from scratch just to undo a mistake, and i’ve never been paid a penny.