How to erase Linux?

[MJang]

On Tue, 2007-03-06 at 15:48 +0100, Anton Hofmann wrote:
> Just boot from your Windows XP CD, delete the "Unknown Partitions" in 
> the Windows partition-tool, thats it, you don´t have to think about grub 
> because Windows deletes the MBR anyway.

Isn't it also advisable to "shred" the drive? Assuming there's personal
info that you wouldn't want falling into the wrong hands. Ref