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Sony is killing off recordable Blu-ray, bidding farewell to disc burning | TechSpot
(www.techspot.com)
This is a most excellent place for technology news and articles.
For the price of 128GB BD-Rs you would probably benefit from buying an LTO-5+ drive.
I wish I could afford an LTO-9 drive, but $5K is a bit steep. $90 per 45TB for media is phenomenal though.