Filed under: Misc. GadgetsAs if singing cards weren't zany enough, along comes a product that takes the idea one step further. Pre-vu's talking CD case enables customers to cram burnt home videos or any other optical disc into an enclosure that actually plays back up to sixty seconds of pre-recorded chatter. 'Course, this would probably be most effective when mailing out gifts to those you won't actually be meeting face-to-face, but for £2.50 ($5) apiece, it's not a half bad way to save time avoid writing out paragraphs of stereotypica