Multi depth of field accessory..

[modi123]

Adobe recently displayed a camera lens they've developed that's capable of taking 19 different depth of field pictures with a single snap

http://www.geekologie.com/2008/02/adobe_to_start_making_hardware.php

http://www.time4.com/time4/microsites/popsci/howitworks/lightfield_camera.html

Anyone have any thoughts on this? It looks fairly interesting, but gimmicky.. would any even get use out of it?