On Thursday 09 July 2020 07.54:26 deloptes wrote:
> Michele Calgaro via trinity-users wrote:
> > Harddisks do fail from time to time, that is why I suggested you could
> > use more than one. The likelihood of 2 or more HD failing at the same
> > time + your main HD to fail at the same time as well is super low.

Don't go for a promotion and buy several from the same production lot. Did 
that one time and the three discs died the same week... So super low but 
possible.

> Last year I checked many backup cds from the past before throwing away.
> Some written in 2002 were working and most written in 2007 were failing.

The fist recordable CDs were *a lot* more expensive then. I guess you get what 
you pay for.

> The hard drives written back then still work.

I got some Samsungs that would never power on after a few years on the shelf.

So, for very important data, I backup on everything :)
When you loose data and have no backup you can curse your own stupidity. But 
when you know you are secure because you have a backup and then your backup 
is unreadable...

Thierry