Mounted files have dates in the future

Hello,

I’ve mounted a remote backup and when I browse the folders I see some files have dates of 2106 or 2040. I have not done a restore to see what dates these files have when recovered. Is this normal, or a bug?

$ ls -FGhol
drwxr-xr-x 1 user  14G Dec 22 02:54 Desktop/
drwxr-xr-x 1 user  22G Dec 22 03:53 Maildir/
drwxrwxr-x 1 user  74G Jan 18  2038 data.me/
drwxr-xr-x 1 user 202G Feb  5  2040 projects/
drwxr-xr-x 1 user 184G Feb  6  2106 Documents/
host:/tmp/kopia-mountNNNNN $ 

Possibly related thread: Curious data and times