Does it apply offline?

The question of whether or not Godwin's law is applicable to offline situations was raised long ago. Numerous FAQs are devoted to the law and it's various corolaries. On one of the of the FAQs we read:

7. Does Godwin's Law apply in the real world?

Actually, yeah, but usually discussions in Real Life end by somebody wandering off in disgust before it can be invoked.

which is, I suppose, a rather concise way of pinpointing a significant difference between the two worlds.

Go to: Internet imitates life?, or
Go to: How to lose an online argument.