Even many of the teenagers who feel confident on navigating the web simply don't have the skills needed to 'write and create' digital tools, not simply consume them.
Teenagers learn best by doing things, they learn best in teams and they learn best by doing things for real - all the opposite of what mainstream schooling actually does.
There are hardly any apprenticeships in care; hardly any schools preparing teenagers for jobs in care; and few signs that politicians know what to do to raise the status and rewards for what will soon be one of our most important industries.
Cities simply don't have the powers they need to radically innovate in cutting obesity or the number of disaffected teenagers.