As Braniac says, the title really says it all.
A taste —
Floppy disks: an old CD; a camera; a card to pay for things, like at a bank; and it goes into an Ipod
A 45: an old CD (unanimously)
A laserdisc: a carpet
An 8-track player: a bomb (In fairness to the kids, the Panasonic Dynamite 8 does look like a cartoon detonator.)