People of the internet, we have two words for you: compact discs. Remember those? Are your nostalgia juices flowing?
In the long, lumbering transition from analog to digital, recording and playback mediums have shifted so frequently that there's scarcely any time to look back. And for the most part, the spotty audio quality throughout the digital age means there's not much of a reason for retrospection, which is why the renaissance vinyl has enjoyed probably won't happen for CDs.
The fact that your MiniDisc collection is worth zilch won't dissuade us from remembering with a smile all the products designed to help people enjoy music in the not-so-distant past, but which might as well be contemporary with the first gramophone.