totally understood no judgement from me, I am just pointing out why it is not available here. I see the main reasons for most are the same availability being the main one, from two perspectives first being it is pretty much the only way to find...
did you not read the article in the link, yes DJI calls it a misunderstanding instead of a ban.
You are also right, there is no official statement from US Customs, they are unfortunately not required to give out an official statement.
Why else...
You just address the point, if you buy a DJI drone from most any country other than China, they have been allowed in because US Customs does not seem to be checking country of origin. If your shipment comes directly from DJI it is being held up...
Here is a an interesting situation. I just recently bought a camera in the US, because of the tariffs the price was $500+ more than if I had bought the same camera in Canada. Now if I had flown to Canada, bought the camera there, declared it...