On Wed, 26 Oct 2016 11:25:45 -0400, Wolf K wrote:

RAID is deigned to reduce the probability [of data loss] as close to zero as possible.
With disks as cheap as they are now, I think RAID is ready for home and
SOHO use.

The first hurdle with RAID is convincing home users that RAID is not
backup. I've run into that mindset more than a few times.