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New disk, large clusters

Agreed. The safest place for data currently is magnetic storage parked somewhere thermally and electrically isolated.

Not much you can do if someone lets off a nuke...

The majority of NAS failures I have heard about were the NAS hardware itself failing and leaving them with backups that can't be read.
 
That would not be fun. I think I got lucky in that neither of the 2 disks (WD) nor the Synology DS209 NAS had any issues. They've been running every day since 2009 without a complaint.
 
SAS-4 drives are available (22.5 Gb/s) but like most drives have RAM cache to handle quick bursts then dip into the storage chips (slower, but still much faster than HDDs). The vast majority of consumer (and some enterprise) servers are staying with SATA (cheaper drives) and it is topped out at 6 Gb/s (SAS went to 12 Gb/s, and now 22.5 Gb/s). PCIe5 at 32 Gb/s is ramping up, with PCIe5 at 64 Gb/s (PAM4, blah) in the pipe, leading to faster NVMe SSDs.
 
On the topic, I have always disliked the marketing of theoretical specs in megabits and gigabits. Not only will you never see those speeds, you have to do math (albeit simple) to convert to the bytes you'll actually see in your operating system use. They are just not meaningful numbers at all to the consumer.
 
SerDes specs are per-lane thus bits/s. That is my day job... But I don't work on consumer products, who cares what they think? :)

What I don't like is not just the specsmanship but the actual redefining of specs and terms for (by) marketing...
 
Here it is in a HDD Dock for convenience, connected with USB 3.1 Gen 2 to ensure no bottlenecks. Prior benchmark was motherboard SATA. Now I don't have to contort myself to get down there every week to open the computer case.
 

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