Or maybe just start taxing wealth more (and, ideally, income less) then using the revenue to fund a UBI.

It seems to me that automation is not an issue besides for income inequality, which you can solve without some tax on 'automation' that would likely stifle real productivity increases (also I don't understand how we would tax 'automation'). When their job can be replaced with a pretty simple touchscreen it seems a little silly to keep that job