UBI is a billionaire slop ideology to defuse political tension with gifts, accelerating capital accumulation in the process. It places the 99% as clients of a power-holding elite. It'll produce a few generations of hapless losers, who'll be utterly incapable of defending their rights when they eventually roll a cruel patron that decides to take it away.
Yes. But it's the same logic in different spheres. Just as you wouldn't concentrate resources in one industry, because it amplifies your exposure to market fluctuations and creates greater uncertainty. So too, you wouldn't concentrate resources in one person, because it amplifies fluctuations in their decision-making policy and... Creates greater uncertainty.
I'm a huge fan of the attention annihilator, personally.