This mix of a binary cache for common compilation options with transparent fallback to source builds when flags are customized is how the youngest generation of

This mix of a binary cache for common compilation options with transparent fallback to source builds when flags are customized is how the youngest generation of source-based Linux distros (NixOS and GuixSD) work, and it's a really nice combination. Congrats to the Gentoo community! I think a lot of people will enjoy this kind of setup.