LOL! "Younger consumer" referred to under 18s......
And I can echo that - I teach in a college, and the amount of iphone "rebellion" is astonishing. Even in my area which is Music Technology and Sound Engineering (an area that Apple dominate)
Most of the students do have Blackberries - VERY few iphones (me, although not for long! And my colleague - in the iphone 4 "honeymoon" period!!).....
I posted this link Mobile phone ownership in the UK on this subject in another thread. Has a couple of nice visualisations regarding age of owners and the teen market.