We're also anxiously awaiting this -- it seems with gvecs and reducers and primitive fns the pieces are all there, we just need the glue to put them all togethe

We're also anxiously awaiting this -- it seems with gvecs and reducers and primitive fns the pieces are all there, we just need the glue to put them all together. Unfortunately, for now I think we're stuck with arrays, and we're trying to make the most of it :)