International Languages on the rising

In an article publish on “El Clarin“, an Argentinian newspaper, Humberto Lopez, general secretary of the association of academies of languages, talks about the growth of the Spanish language in U.S.A. Lopez predicts that U.S.A will have well over 110 million Spanish speakers by 2050, he adds that USA is currently fifth behind Mexico, Spain, Colombia and Argentina; in the number of inhabitants speaking the language. Lopez mentions the possibility of Spanish becoming the second official language of U.S.A and even replacing English as the first international language. His statements are strong, but will we see it in our lifetime if it happens? What implications will it bring to our education system?
Direct link to article: http://www.clarin.com/diario/2007/07/20/um/m-01461500.htm