I am imagining a NAS appliance designed for high availability and low-touch, like a RAID 10 box with a ton of hot spares, designed to automatically rebuild in c

I am imagining a NAS appliance designed for high availability and low-touch, like a RAID 10 box with a ton of hot spares, designed to automatically rebuild in case of failure. The hot spares are spun up once a month to prevent stiction.