UBI is efficient because the bureaucratic structure and approach to managing peoples incentives for them is so poorly thought out and inefficient that more of

UBI is efficient because the bureaucratic structure and approach to managing peoples incentives for them is so poorly thought out and inefficient that more of money gets allocated properly if you give it to the recipient directly and basically just hope their incentives align with yours indirectly rather than micromanaging their lives indirectly with conditional benefits to force some appearance of gains in your measured metrics.