> I'm waiting until I decide to wipe my Mac and have plenty of time to play with it.
Clone a copy of your drive (use something like super duper) and then simply boot from the cloned drive. The clone drive can be another physical drive (attached via USB) or just use disk utility to create a separate partition and clone a copy there.
Clone a copy of your drive (use something like super duper) and then simply boot from the cloned drive. The clone drive can be another physical drive (attached via USB) or just use disk utility to create a separate partition and clone a copy there.