It's taken nine months, but the world finally has the same 90 second iTunes song previews that the United States gained way back in November 2010.
The change-over to the new and improved previews is currently underway, with not all songs yet sporting the full 90 seconds, though we suspect that's more of a technical thing than Apple only providing longer previews for certain tracks.
Those tracks that have been upgraded now offer previews that are three times longer than the previous 30 seconds...