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Phrase(s): Today here, tomorrow the world.
Prov. Successful in this location now, with later recognition in the rest of the world. (Describes something whose influence seems certain to spread. The name of an appropriate locality is usually substituted for here.) • I thought that silly fashion in clothes was unique to California, but it seems to be spreading. Today Los Angeles, tomorrow the world.
McGrawhill's American Idioms And Phrasal Verbs