Depends on if you reasonably expect to encounter one of those devices again and if the future cabling is backwards compatible.
Using your list I'd likely keep one IDE and comoposite video cable, but toss the RG59 and CAT5 because I could use a current RG6 or CAT6 cable in their place.
Using your list I'd likely keep one IDE and comoposite video cable, but toss the RG59 and CAT5 because I could use a current RG6 or CAT6 cable in their place.