My guess to the decommissioned disks is that HDD manufactures will sometimes give a hefty discount on disks if they can have them back at the end to run diagnos

My guess to the decommissioned disks is that HDD manufactures will sometimes give a hefty discount on disks if they can have them back at the end to run diagnostics on them. My company has a no disks leave the company policy and there has been talk about modifying this for the discount on disks.