OT-ish ...

> Alternatively you could have a map of migration routes ...
> Now that's begining to sound more 'mappy'.

Are we all beginning to go a little pro-geo high-falutin' mapsnob here?

Is land/terrain a requirement for a map?

I have never thought so ... I extend the word "map" to many forms of information visualization.

But then, pizza counts as a sandwich, in my world.

Hey, I have an evolution map! I did it with colored pencils when I was like 13. I wonder if I still have it somewhere. By God, I'mma seek it in my shelves.