On Mon, 16 Jun 2003, Axel Boldt wrote:
...or so the story goes. EB could in fact take Wikipedia, make some improvements (or not), and slap an invariant section on every article, such as "Improvements by Encyclopedia Britannica (tm), the best encyclopedia in the world, available from www.eb.com."
Only appendicies or front-matter can be classified as invariant. Moreover in such a case by the combination rule all such invariants sections could be combined into one removing them from the articles.
Imran