[gk1256]

> it's refreshing to see a project explicitly call this out as a benefit for adopting Rust

It seems to be a proposal. The proposal was made by a user who was registered on 09/27/2021.

The text you quoted was included on his proposal. The project itself is not explicitly call that one out.

[ksec]

> The proposal was made by a user who was registered on 09/27/2021.

maximecb is the lead of YJIT project in Shopify.

[pygy_]

For context, YJIT was developed at Shopify, based Maxime's thesis (see lazy basic block versioning). It has been merged into Ruby core, and she now has commit rights to Ruby.