[colorado tanker]

IIRC, other evidence has emerged of pre-Columbian contacts in the form of exchange of domesticated animals and plants. It's no longer safe to assume every non-native species in South America came over with the Spanish.

[Little Bill]

You have that right, we have been talking about this for the last eight or so years on the GGG threads. If I were a betting man I would take short odds on some major revisions in the near future,