An interesting UI phenominon after updating to v4.0.9.
I have found no information via Googling, and am not even
certain exactly how I would research it properly-!
Happening on a Nanopi Fire 3, a raspberry pi 4 and a Windows 10 PC.
It is apparently not destabilizing, just visually peculiar
as I've never seen the phenomenon occur before,
and am wholly uncertain of how to correct it
before I pursue any further edge device updates.
Yes, caches cleared and visited from other physical Internet locations with Chrome, Chromium and Edge, all with the same result - it is text being served by various updated Node-RED installs.