In article , Ron C
says...

Back when I was doing music stuff the recommendation wasn't just
multiple backups but also do them in different media. I'm guessing
that's valid advice for any valuable data.

Indeed. I have multiple backups of everything, on different media. How
can a pro work without backups?
--
Alfred Molon

Olympus E-series DSLRs and micro 4/3 forum at
https://tech.groups.yahoo.com/group/MyOlympus/
https://myolympus.org/ photo sharing site