Some, such as Google developers, have said these vulnerabilities can't be fixed in software: https://arstechnica.com/gadgets/2019/02/google-software-is-never-go

Some, such as Google developers, have said these vulnerabilities can't be fixed in software: https://arstechnica.com/gadgets/2019/02/google-software-is-never-going-to-be-able-to-fix-spectre-type-bugs/ https://arstechnica.com/gadgets/2019/02/google-software-is-n... And it's ridiculous to give credence to the idea that the people pushing software mitigations to Linux, and the maintainers merging them, are doing so in bad faith.