So what? Not everyone wants to engage in all of the PR/marketing stuff that's necessary to make any money from that and it would still generally result in significantly lower revenue.
> On another level, we could pivot to UBI instead of dedicating
And fund it how exactly? Even if that were sustainable why do you think that content creators should be fully content living of UBI + a few pennies in donations while people working in most other industries should be able to money the same way they previously did?
IP protection (even if often implemented in a suboptimal way which of course should be improved) have been one of the primaries force behind human progress over that last 300+ years.