Where do Vietnamese Pot- bellied pigs come from?
You know, I'm not an expert on pigs but I'm guessing Vietnam?
Can Vietnamese Pot-bellied pigs be used for meat?
I wouldn't want to eat one. I've only seen them as pets and they are so cute! 
Are Vietnamese Pot bellied pigs inbred?
What an interesting question! I've never heard one way or the other. Have you ever owned one?
I have never owned one, but I hear their bellies drag on the ground.
Yes, ha! Do they have back problems? Seems like that would put pressure on their spines.
Vietnamese Pot-bellied
Vietnamese Pot-bellied is the exonym for the Lon I () or I pig, an endangered traditional Vietnamese breed of small domestic pig.
The I is uniformly black and has short legs and a low-hanging belly, from which the name derives.The I is reared for meat. It is slow-growing, but the meat has good flavour. The I was depicted in the traditional Đông Hồ paintings of Bắc Ninh province as a symbol of happiness, satiety and wealth.
pig farm to large-scale intensive pig farms. This has resulted in lower production costs, but can cause significant cruelty problems. As consumers have become concerned with humane treatment of livestock, demand for pasture-raised pork in these nations has increased.
As pets.
Vietnamese pot-bellied pigs, a miniature breed of domestic pig, have made popular pets in the United States, beginning in the latter half of the 20th century. These pot-bellied pigs were soon crossbred with a variety of other small breeds