Indeed, thankfully it is a choice in the hand of the creator (the developer)
Discussion
i choose CC0 because it's recognisable and because once that's out in the public domain it's easy to fight a patent
i think that people who prefer to hide their source code are stupid, and ultimately are not going to do very well in the long run
how many open source exploits has there been? i think you can count them on one hand
closed source?
how many grains of sand in the ocean?
XZ exploit :)
But I prefer open source, no doubt. It is fun too.