Hi Mark and Maxim!

>> Ext4 won't detect bitrot (silent corruption of your drive's data).
>> You'll probably wake one day with a fsck that won't be able to recover
>> some files, or worst, a completely dead drive.
>>
>> Your backups would also contain corrupted data (garbage in, garbage
>> out!).
> 
> For what it's worth, I wholeheartedly agree with Maxim.  Btrfs did you a
> great service by calling attention to this problem with your drive, and
> it would be a shame to ignore it and switch back to ext4 where your data
> may instead be silently corrupted.
> 
> I've been using btrfs for several years now on my x86_64 Guix system,
> and it has served me well.  Previously, I used ext4, which would
> silently leave some of my files empty after crashes.  I've never seen
> that happen with btrfs.

Yeah, makes sense. I have placed an order for WDS100T2B0A.

Thanks folks!

Regards,
RG.