Australian Police Confused by Commodore 64

The kidnapper who held captive a woman for 8 years used a commodore 64. story here. police say they are finding it difficult to get the data off the computer, and may face data loss. the article doesn't mention the fact that commodore 64s use external means of data storage, ie. tapes, etc. but surely the police will have figured that out? boingboing don't seem so sure...