> A 15 year old born in 2010 knows what the ‘save’ icon is. My nearly 70 year old mother knows what the ‘share’ curly arrow icon means. Ok, but not by intuitio

> A 15 year old born in 2010 knows what the ‘save’ icon is. My nearly 70 year old mother knows what the ‘share’ curly arrow icon means. Ok, but not by intuition. This is learned pattern recognition, which started with seeing those icons adjacent to text labels.