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Tragic Titan submersible’s $62 SanDisk memory card found undamaged at wreckage site
(www.tomshardware.com)
This is a most excellent place for technology news and articles.
Unfortunately it only had older still photos and videos, nothing from the last dive. Looks like they had the camera configured to send the data to the onboard computers and those were smashed into a soild mass, of which, no data was able to be recovered from.