Have you used a Nokia N9 ? Way ahead of its time. + Linux on phone + True multi-tasking with live tiles. + Full web browser. + Turn by turn on device voice

Have you used a Nokia N9 ? Way ahead of its time. + Linux on phone + True multi-tasking with live tiles. + Full web browser. + Turn by turn on device voice navigation. Cannot stress how significant this was. + uncluttered swipe gestures to control the apps/windows. + amazing build. - non replaceable battery. In 2011.