Thanks for such valuable opinions.
I would like to explain few things as under.
Why do I use Gutmann protocol?
well,it`s not a matter of security but obcession of keeping the drive/disk clean & empty. I believe that deleting the data just makes it disappear from your eyes otherwise it...
I am using eraser for years now,i use to erase it ALL those files/data etc which i don`t need...i.e i don`t delete, i erase things and i always use Gutmaan protocol to erase things. I even erase unused space on my different drives regularly.
Today i was talking to some guys on paltalk...