I see UBI as more of a response to the existing conditional welfare system which already exists and circumvents this system in the most perverse way where you c

I see UBI as more of a response to the existing conditional welfare system which already exists and circumvents this system in the most perverse way where you can make _more_ money on disability than doing something economically useful. At least with UBI you can eliminate these incentive gaps. Doesn't have to be UBI either, a NIT could do the same thing, maybe even the EITC as long as it keeps the earning curve monotonic.