Mason Protter

That's fair. I guess though I feel that having a `]down` that acts like `]up` at least *seems* like an easier path forward to getting people (imperfectly) testing their lower...

That said, maybe with this implementation it's not so critical that the error messages are good since the feedback loop is so much faster than with the `downgrade-ci`. Looking back,...

You can set which mode it uses with a command line arg: https://github.com/julia-actions/julia-downgrade-compat/blob/main/downgrade.jl#L41-L47, but yeah I can't comment on the specific choices made there.

> Ok you expect this but why would it be _useful_? Having a less fussy `]down` that gives a reasonable set of old versions I can test on without having...

> That can't be true in general (unless I'm misunderstanding precisely what you mean). E.g., > > ``` > [compat] > PkgA = 1.2.3 > ``` > > Means I'm...