What's the best way to structure linked data JSON for interoperability? or How can linked data JSON i

Why not both? Use @context for public-facing stuff and plain URIs internally. Saves parsing overhead where it doesn’t matter.

For tools, I’ve hacked together stuff with jq (https://stedolan.github.io/jq/) + custom scripts. Not elegant, but it works.

Schema.org is a mess, but it’s *our* mess. Stick with it unless you’ve got a killer reason not to.