Perhaps they’d produce art, or seek out experiences and education that wouldn’t otherwise be afforded to them. Maybe they’d take on risk and start that business they’d always dreamed of if they weren’t taking of their parent with dementia or having to work fewer days to watch their newborn.
Maybe risking their and their children’s health and educations because they might not be compelled to tirelessly feed their lives into a labor machine like they were once is too simple and dehumanizing a way to think.
I’m not for UBI yet because society is still too unbalanced in favor of rent seekers, but I could see it being the next target on the agenda within the decade, assuming a Sanders presidency.