Took delivery on 8/18, VIN 562XX. Bellevue, WA. Similar issue, but not on the hood (on the sides and rear).Took delivery of my 3D yesterday (VIN 561XX, build 08/18).
… MCR paint had dust in bumper and hood, requiring repair.
Agree with the rest of your thoughts in the post, but I didn't bring an expert with me.