However, it also uses halium and libhybris. That means you can’t just install your favourite distro and upstream tools. Everything that needs GPU acceleration needs to be patched for libhybris. For example, that means no upstream wlroots - and the latest patched version I think is 0.12 or so.
The biggest issue is that there isn’t a universal agreement on what causes harm. There is agreement on the basics - murder, violence, etc - but they’re already illegal anyways, no need to ban them by license.