because with that knowledge, you will be able to decompress 0 dollar to infinite dollars which the storage mafia will pay you for not publishing your breakthrough in making them obsolete.
Let's say you really find a new, much much better compression algorithm for texts. I do believe that soon new applications will appear that will make use of the whole storage space that existing data storage devices can offer.
Are you possibly hinting at the endless stream of "new generation iWasteware camera, now with 2 gigapixel sensor" in combination with camera apps that put a (high) limit on the lowest resolution one can choose?
I did not have exactly this application in mind, but I was aware that this kind of waste does exist for many commercial applications when I was writing my reply.