YouTube has switched to a widescreen format as part of its drive to encourage Hollywood studios to release films on the site. The video-sharing website increased the size of its player after years of complaints from users, many of whom have switched to rivals offering bigger screens and higher quality.
The move to widescreen is the latest in a number of recent changes at YouTube, which was purchased by Google for $1.65 billion (£1.07 billion at the current exchange rate) in 2006 but has been unable so far to turn its massive popularity into profits. The website has also been experimenting with high-definition videos.
And a very interesting clip that shows the difference between widescreen and box view: