[syslinux] SYSLINUX 3.72-pre2 released

[Tomas M]

H. Peter Anvin wrote:
> Hi all,
> 
> I just pushed out SYSLINUX 3.72-pre2.  It has a rather cool new feature: 
> a hack to ISOLINUX to create a single image which can be booted either 
> from CD-ROM or from what BIOS considers a hard disk medium (USB keys, etc.)

Would you please explain in detail what does that mean?
An ISO file is put (using 'dd') directly (raw data) to /dev/hda, for example?

Thanks

Tomas M