Yuwipi Woman
Whack-A-Mole Queen
Personally I look to the outliers in the stats -like Okinawa.
That's the sort of diet I'm gravitating towards - though with oily fish in place of pork - and I doubt I'll be getting my carbs from sweet potatoes.
Their sweet potato varieties are different than western ones anyway. Theirs are more like this:
Murasaki 29 PP19955 Sweet Potato Seeds and Plants, Vegetable Seeds at Burpee.com