http://www.bizjournals.com/seattle/blog/techflash/2013/08/google-scientist-jeff-dean-on-how.html?page=all
In particular, I think speech will be good enough that it's possible to have a device where that's the only input. Right now we're close, but it's really not there. If you can build something where speaking is the fundamental input, that's going to be important.
imagining...
daily self-talk as data..
to create a sustainable betterness
because it's allows for grit via whimsy