exactly what I had in mind, as most of user's 'smart' phone capability are under-utilized, so it's not a problem of hardware / software / usability, it's more t

exactly what I had in mind, as most of user's 'smart' phone capability are under-utilized, so it's not a problem of hardware / software / usability, it's more to make it appealing for user to adopt, which is the hard problem since forever :p