Erweiterung der austronesischen Sprachfamilie

I love how they saw Australia and thought nah, rather not.

Regarding the question mark in the far east… it’s been confirmed beyond a shadow of a doubt at this point that the Polynesians and Andeans had some sort of pre-Columbian contact, no?

Why are there always a – – – – – > ? To South America on these maps?

Is there evidence of this or not?