Looking for a backup solution

[Patrick Smith]

Andrew Zschetzsche wrote:
> Can anyone recommend a backup solution?  I just want to copy everything 
> into a archive of some sort.  I understand that Disk Druid can do this 
> for me.  But is their a free solution that can allow me to make 
> additional "change only" backup archives also?

GNU tar has an option, --listed-incremental, that can do this. 
Documentation is in the info page for tar.