As someone from the community, I absolutely love this design (and blog post). It would be especially great for returning options, tuples, results, etc. with no

As someone from the community, I absolutely love this design (and blog post). It would be especially great for returning options, tuples, results, etc. with no overhead at all. I suppose it could also be useful to allocate int64, floats, and maybe even bigints on the data stack? I suppose it's more difficult to put C blocks like bigints or bigarrays in a region.