| Feature | Legacy Builders (dpkg, rpmbuild) | (Nix, apko, Bazel) | | :--- | :--- | :--- | | Build Isolation | None (uses host system) | Full (containers/sandbox) | | Reproducibility | Difficult | Guaranteed | | Speed | Slow (full rebuild) | Fast (incremental & cache) | | Learning Curve | Moderate | Steep (but worth it) | | Security (SBOM) | Manual | Automatic | | Multi-arch builds | Requires emulation | Native cross-compilation |
"Then let us begin."