What is the alternative? I suspect all modern kernels are more or less just as vulnerable? They did start https://fuchsia.dev/ https://fuchsia.dev/ so maybe the

What is the alternative? I suspect all modern kernels are more or less just as vulnerable? They did start https://fuchsia.dev/ https://fuchsia.dev/ so maybe they are hedging against this problem? But making a fully-featured OS is a huge undertaking, especially if you need compatibility with existing apps and a wide variety of hardware.