Today's youth might not appreciate the nostalgia that keeps you from throwing out your old box of cassettes, but, like all things, they're bound to wear out with time. This Audio Cassette to MP3 Music Converter lets you digitize your favorite tunes, so you can keep enjoying them well into the future. You can get it on sale today for $20.99. This device hooks up to your computer and allows you to convert tapes to MP3 files for easy digital access. Once converted, you can transfer them to your phone or tablet for sharing whenever you like. What's more, the converter software is compatible with both Mac and PC, so you can reliably backup regardless of your preference. The Audio Cassette to MP3 Music Converter normally retails for $69.99, but it's on sale today for $20.99.