And, of course, a lossy compression, such as MP4 leaves room for an enormous amount of steganographic data, with documants and data hidden in porn. (MANY different MP4 files will still play the same movie)
On Mon, 4 Feb 2019, John Foust via cctalk wrote:
That would be a very sneaky criminal if they were still using floppies.
"Hey, Captain! Does anybody know what this 8 inch square thing is, and whether it goes with a computer?"
That paragraph was not specifically about floppies, but about the entire concept of hidden data.
