TOKYO -- When he was a naughty second-year junior high school student in the southern Philippine city of Davao, Reb Buendia's life changed forever.
He acquired his first smartphone, a tool he now has trouble putting down.

Since he was diagnosed with Motor Neuron Disease, Peter Scott-Morgan, a British scientist and robotics expert, has become a happy, super-productive cyborg. (Screenshot from Peter Scott-Morgan’s Twitter page)
Cons: Depression and loss of productivity. Pro: Unlocking human potential