This topic certainly compels reflection and there have been historical precedents of its implementation throughout the world. Just stumbled upon this post after reading your tweet referencing it. I thought you would find this quote relevant, as I cited the source in my response to you on Twitter:
"The dignity of the individual says that no matter what a person’s capabilities are, whether he is the leader or whether he is person who is crippled or elderly or can’t do anything, he still has a place in the tribe… Guaranteed Adequate Income is really an Indian concept. It is the way the Indians themselves ran their early communities.” - Loretta Domencich, 1976," The Fourth World: the Imprisoned, the Poor, the Sick, the Elderly and the Under-aged in America, an anthology"