(*edits cuz typos*)
OK, because I've now gotten into 3 unintended #UBI dust-ups in a week, I kinda got my take on why it seems doable to something I can explain.
We cannot have it work if we argue that it should be needs-based, value-based, time-limited, it should be services instead, it should replace housing or health or anything, or if it is in anyway "for me but not for THAT GUY THERE". (in fact that last one is fascism, I will not take further questions on that).
Universal.
Basic.
Income.