AtD, Addendum question

[Mark Kohut]

A...and I forgot...."Empty space. But inhabited" Zip sez solemnly...and earlier on page 19, we have heard of "voices calling out together. All directions at once. Like a school choir, only no tune, just these---"
> "Warnings." said Riley.

Any possibility that these are akin to Rilke's angels appearing here--angels are not time-bound---foreechoing GR?..School choir like an angelic choir and why do I remember in angel studing parochial school that they were NOT everywhere but could see, hear and communicate in all directions at once?