Universal Basic Income is just one of those ideas that are great, but the general public isn't really ready for it , I think. So let's just keep an eye on all those Basic Income experiments that are currently running in Kenya, Finland, California, the Netherlands, Canada and India, just to name a few places where various forms of BI will be tried, tested and evaluated.
Personally, I think HBI is the only possible outcome when robots will take over most of our jobs.
Those studies you mentioned are very interesting and I've been following them.