* `--output-version` is ignored for all commands except `kubectl convert`.  This is consistent with the generic nature of `kubectl` CRUD commands and the previous removal of `--api-version`.  Specific versions can be specified in the resource field: `resource.version.group`, `jobs.v1.batch`. ([#41576](https://github.com/kubernetes/kubernetes/pull/41576), [@deads2k](https://github.com/deads2k))...

[Special Interest Groups]: https://github.com/kubernetes/community/blob/master/sig-list.md

### SIG API Machinery

[SIG API Machinery][] is responsible for all aspects of the API server: API registration and discovery, generic API CRUD semantics, admission control, encoding/decoding, conversion, defaulting, persistence layer (etcd), OpenAPI, third-party resources, garbage collection, and client libraries.