Coming from Switzerland, this is not at all surprising. No one expected this initiative to pass. It was really more of an attempt to get a conversation started, and it's succeeded in that.
As a (tentative) supporter of basic income, I'm already quite happy that something like a fifth to a quarter of voters went for it.
As a (tentative) supporter of basic income, I'm already quite happy that something like a fifth to a quarter of voters went for it.