It's actually a slight step down in terms of pixel density, but the extra space is more than worth it, as now this can make for a passable video player.

ENGADGET: iPod nano review (2012)

"The results suggests that home cooks and restaurants could take an easy step toward obesity prevention by adding more fruits and vegetables and trimming the fat to decrease energy density without having to serve tiny portions, " she said.

BBC: NEWS | Health | Cutting down calories 'is easy'