This is fascinating. Imagine non-rewritable optical storage media… it is like something out of a Foundation novel! Too bad that that concept is so thoroughly untested, we may never know if anything like that could gain wide adoption
Like a CD?
Perhaps such a device would be named a "Concise Disc".
I am assuming that you can store any arbitrary data on Azure, including music
Obviously the less overt signalling you can get away with, the better the joke is for those who get it. But if you provide so little that people confuse the joke for genuine ignorance, the joke isn't working as well as it could. I'm not the official joke arbiter by any means, but I did read your comment and think about whether you intended this specific joke, and concluded that you probably didn't.
If you genuinely weren't aware of CDs, that's fine, see https://xkcd.com/1053/.