On 10/28/18 11:08 AM, John Cowan wrote:
> By all means write it up as a SRFI, then, and I'll add it to the ballot, even though we'll be voting before it can be finalized.  There is precedent for this, as long as there is a spec to work from.  Arthur is letting specs be posted without implementation these days, though not finalized without implementation.

See http://per.bothner.com/tmp/srfi-arrays.html for a first draft.

There is an implementation - but it is not portable, and has not been written up in the draft.