sudo asr restore -source /Volumes/Mac\ OS\ X\ Install\ DVD/InstallESD.dmg -target /dev/disk2 -erase -format HFS+
Key system components like the Finder were completely rewritten in Cocoa , making them significantly more responsive. Mac Os X 10-6 Snow Leopard Download Dmg
Restore the DMG to the USB:
There is no longer a direct, official download link for a full Snow Leopard DMG from the Apple Support site . sudo asr restore -source /Volumes/Mac\ OS\ X\ Install\