I ordered from that US dealer I believe You are referring to. It is Faster and Cheaper to order from Korea. I ordered another order from Korea on ebay after I placed the order with the US dealer. It arrived faster and cheaper and SEALED before...
This is the way it starts out, TFRs in the big city and slowly get bigger until they engulf the suburbs. Then next are the rural areas until the smaller states are covered entirely. TFR go for days and weeks and eventually months and years...