Computational photography, in whatever form it takes, will be the greatest change for the good ever wrought by and for the human race.
Bigger than world peace. Bigger that the green revolution. Bigger than vaccines and the germ theory of disease.
Because you adjust depth of field in post we can finally stop taking about lens aperture, sensor size, and all the muddled ideas people have about how they relate to depth of field.
It can't happen too soon for me. Hurry up, nerds!