> The code is GPL, but the official Oracle binaries are not (since Oracle owns the copyright, they are free to release under multiple different licenses) and they use Oracle's predatory "free" licensing...

And once they started doing that, everyone switched to some flavor of OpenJDK, many distributions of which are backed by organizations of at least Oracle's size.

https://adoptopenjdk.net/

https://aws.amazon.com/corretto/

https://developers.redhat.com/products/openjdk/overview

https://www.microsoft.com/openjdk