As best as I can tell the CHOICE line (DVD and BD) ended in late 2017. Wind was the last Bluray (about 25 total titles ever were produced though about a dozen many wish would be re-released as BD) and Indian Uprising the last DVD
The Bluray MOD lineup switched to Pressed BD in mid 2018 with...
I didn't know newer PC BD drives weren't capable of what my 2011-2015 era drives could do -- I have a dozen or more (BD-R/RW not all attached to computers currently) from LG, LITEON, Plextor, Pioneer that can. Actually seems odd that they can't since most were designed to be used as...
If you have the ability -- VSO INspector is a tiny little freeware program that I find pretty useful to check discs that look scratched or like they might have defects or are skipping/freezing. I found it quite helpful in checking some of my Criterions which were in those BRONZING Batches...
Don't suppose in your group of players you happen to have a PC/MAC BD-Rom to test the disc's file structure and disc integrity with some program like VSO Inspector? I don't know if the Sony BD-R are actually burn one at a time at time of order or are batch produced and have been sitting...