It seems that it would be tremendously useful, see e.g. our [datalad install](https://github.com/datalad/datalad/issues/553)

[[!meta author=yoh]]
[[!tag projects/datalad]]

> [[done]] although the output while getting a file is not
> machine-parseable. So, I made --json also work for get, but enabling
> json output disables any progress display. --[[Joey]]
