"I'm back again, said Nora, with a monumental crash."
Rosemary Wells; "Noisy Nora".

I think the whole subject of global tectonics is sufficiently interesting to be worth discussing. One trouble with spreading comments and questions over several threads is that things get lost.

I'm going to try a fresh thread. Ridiculous? Just adds one more thread! Give it a go.

There never was nothing.