What would be your dream Smartphone OS?

What features would it have?

The feautures on Android, the finish of iOS and loads of other extras that we have never seen before

Apple's App Store
WP7's Internet Explorer 9
Symbian's power management

Easy to set ringtones/SMS/email notifications per person.
Cross platform instant message service.
Built in ability to use as a remote control.
Wireless/touch payment in shops & oyster.
Ability to turn on the camera light with a double click of volume button.

We've got that. Whatsapp, Kik, Touch, Viber plus others.

Should have a minimum age of 18

WebOS with no performance issues, no bugs, decent hardware and a load of apps.

Battery to last a fortnight.