The iPhone doesn't need a 64-bit desktop-class processor, either.
I personally think Apple strategically held off the RAM upgrade 'til next year's iPhone, so that they could have a "killer feature" to lean on if they don't manage to figure out a more novel^Winnovative one in time.
I personally think Apple strategically held off the RAM upgrade 'til next year's iPhone, so that they could have a "killer feature" to lean on if they don't manage to figure out a more novel^Winnovative one in time.