True, I looked it up and per quarter it was maybe $30 in the US per quarter per big ad-tech company. A digital VAT would be easier to reason about IMO, but this idea of handing money directly to people has some populist appeal I suspect.
Personally I much rather preferred his original plan to fund a UBI with consumption taxes, but I suppose the primary voters weren't bought into that plan.
It isn't worth much, per user, even after it's processed and analyzed.