Neutral idea: Hey, it's working for the hot pizza vending machine (no seriously, there *is* one), and trying it would yield mixed results upon which we could only improve...but the catch 22 is technology would be replacing jobs in both in the short and long term and we kinda need jobs right now to keep the economy moving, furthermore jobs for building and maintaining this stuff would be hard to come by and even harder to keep.
Stop eating animals, and start cannibalizing humans instead, in the interest of shutting PETA up.
"I cant see S***! --YOU GO TO HELL!" --Tourettes guy