Yes and no. I have been using NAS for a long time, and I use older drives as offline/offsite backups. So the cost is mostly amortized already. Those machines ar

Yes and no. I have been using NAS for a long time, and I use older drives as offline/offsite backups. So the cost is mostly amortized already. Those machines are off except once a week (local)/ once a month (offsite), to do an incremental backup. So this is a good use of some older drives.