I guess these archaeologists being discussed in the article have never heard of a people — say, hypothetically, the Angles, Saxons, and Jutes of the 5th century AD — up and leaving their homeland by boat and settling in an entirely different land, and producing a significantly different hybrid culture. :’)
I believe this study.
But travel by the Anglo-Saxons to England from Northern Germany is a much shorter route than the Etruscans would have to have taken. Also, the Anglo-Saxons themselves may have initially had some familiarity with the area by having been deliberately settled there as allied forces by the Romans.
I think perhaps the Etruscan ancestors were members of the Sea-Peoples who raided the Egyptian delta.
Greek sailor to Etruscan sailor: You call that a boat? You couldn’t from Athens to Alexandria in a month in a tailwind in that tub.