The de facto standard serialization library for Rust, serde, started using binary blobs to speed up builds only a few months before the xz back door was discove

The de facto standard serialization library for Rust, serde, started using binary blobs to speed up builds only a few months before the xz back door was discovered. Lots of people asked the author to include build scripts so they could (re)generate the blobs on their own and his response was basically if you want it, fork it.