>>105802617 (OP)Finish installing a comfy UI environment and start enjoying your computer. Go ahead and install what you want. That's the point of Gentoo, you install what you want, its your computer. Everyone else is sharecropper on globohomo's plantation.
There is no shame in installing binary packages and there are dedicated binary packages for most of the huge things and a whole new general binary package system now. Building Rust from source just sucks so don't bother.