In American accents^x, Pronunciation^x, Paragraphs^x

Hi, this is interesting, it reminds me of something I read in a book for improving pronunciation (the famous "American Accent Training"). The title of the paragraph is "Spoon or Sboon?" She (the author) say: "Say spoon. Now say sboon. Hear how they sound the same?" This is similar to your p/b...

To tell you the truth, I've never heard any foreigner (unless they learned English when they were very young, or had lived in an English speaking country for at least a decade, and had extensive, and personalized accent coaching) ever be able to pull off either an American or British accent....