We now know how Google could offer its European music services to multiple countries so quickly. The search firm struck took advantage of a new hub approach to licensing at Armonia, an alliance between publishers in France, Italy and Spain, to get rights to about 5.5 million works from 35 countries inside and outside of Europe. The pact should have financial terms similar to those for Amazon and Apple, but it's more notable as a rare (if not pioneering) European digital music agreement that reaches much of the continent in one shot -- those competitors' earlier deals required slower, country-by-country negotia