The 'World' in Complete World Knowledge is TlönThe actual plan to replace reality is taking place at a much slower pace than in Tlön, Uqbar, Orbus Tertius and imperfectly. This is why the furry lobster is currently a lobster, and not an otter. However, bits and pieces of reality are breaking down, to be replaced with the contents of the Almanacks. This may or may not be somehow involved with the British Library.
That Is All will feature the Brain Sharks in the same capacity as hobos and mole-men have served in the past two volumes.
The Complete World Knowledge series is actually a series of transmissions from a parallel reality, where every fact recounted is completely true.It's unsure, however, whether or not it's the same parallel universe from which Look Around You also hails.