Does that mean this is also outdated? I'm not sure if zstd, brotli, etc. are PAQ-like > on the bleeding edge of archival software are the PAQ* formats For "a

Does that mean this is also outdated? I'm not sure if zstd, brotli, etc. are PAQ-like > on the bleeding edge of archival software are the PAQ* formats For "a history of" I don't mind if they don't include the latest decade which is still subject to interpretation for how to structure the text and emphasize key moments/inventions and such, but if they make statements pertaining to the present that's a different story.