I am not claiming more knowledge. The practical effects are a function of the magnitude of the change and the scale at which it applies. In the case of Wikipe

I am not claiming more knowledge. The practical effects are a function of the magnitude of the change and the scale at which it applies. In the case of Wikipedia the scale is vast in terms of social impact and so the effect is large even for a small change...in a the-universe-includes-a-lot-of-corner-cases sort of way.