Well, the U.S. does have a great many Hispanics, now. My knowledge of Spanish is pretty well limited to si and gracias, but I understand that the actual usage/pronunciation differs from Mexico to Central America to Cuba, etc. So it wouldn't surprise me at all to learn that a creolized language (see Gurunet) has developed. I remember our discussion here of this phenomenon; I thought it fascinating as a concept, and utterly practical as a conveyance. Here's an example from your site: chopin (TCHO-peen) -- 1. shopping center mall. 2. going shopping. This one caught my eye, because my first mental leap on seeing the word was the composer!