I read that as "manbush"

They missed the opportunity for Alien McAlienface

Yes

You are correct

Me too

We did, our son was 18 mos old at the time.

No, the ship of Theseus is a philosophy riddle whereby each part of the ship has been replaced at some point while it is sailing. At what point is it no longer the same ship?

Their origins are not mysterious. Read Ariela Gross's book on race which contains a chapter on them.

Not the mid-Atlantic. Find a map.