Ikea debuts an indoor farm that grows greens three times faster than a garden
businessinsider.com
businessinsider.com
Check out the OpenAg Movement out of the MiT Media Lab, Caleb Harper's TED talk on youtube.
Also go to www.openagriculturesupply.com for all the Kits, Parts and supplies you need to build your own "Food Computer".
But they're still not economically viable for any legal produce. Sun, dirt, and water are still too cheap in the Eastern USA.
With medical marijuana here, and full legalization on the horizon, I wonder how soon grow houses will be an obscure bit of history.
Any headline that celebrates an achievement in greater speed will invariably omit the correspondingly greater cost.
If not, you can name it "Andrew's Law" in my honor.
Hydroponics works. It works fast. But that's because it's using more resources in the form of heat and light than the average passive garden. Thermodynamically novel, this is not.
[1] https://en.wikipedia.org/wiki/Betteridge%27s_law_of_headline...