On: Rv, a new kind of Ruby management tool

[mijoharas]

Judging by the current project status it'll probably be a while...

(looks like they've only got installing certain ruby versions working for now.)

[0] https://github.com/spinel-coop/rv/blob/main/docs/PLANS.md

[paradox460 → mijoharas]

Discussion in the mise discord also raised concerns about it using the homebrew "portable" rubies