The latest and probably last post on the Parrot homepage, three years ago, somewhat supports my claim on what the VM was for and confirms that it is no longer active.
"The Parrot VM is no longer being actively developed.
Last commit: 2017-10-02
[ . . . ]
Parrot, as potential VM for other dynamic languages, never supplanted the existing VMs of those languages."
parrot.org/news/inactive-parro…