[limitedfrom]

Back in 2020, VSCO and Kelly Shane Fuller (same one from [0]) seemed to have figured it out, at least to make a preset. Perhaps if they are willing to put in the effort, they should reach out to them (and not just fall back to developing in B&W).

https://eng.vsco.co/reviving-kodachrome/

[0] https://emulsive.org/articles/darkroom/developing-film/they-...