I tried a search of the NG to see what else there might be, these were the only
2 so far to catch my eye.
Maybe some small thing in there might trigger an idea, yet untested.
Warp:
https://news.povray.org/3cd536d5%40news.povray.org
jceddy:
http://news.povray.org/povray.general/thread/%3Cweb.442a6fe16260549766ffc7a50@news.povray.org%3E/
- BW
