The whole concept goes against the concept of visa-free travel. No matter what they are termed those are effectively – usually automatically processed – visa against the spirit of bilateral visa-free agreements. It used to be that you can turn up at the border to apply for entry there instead of beforehand. Those "travel authorizations" are a step back. Not to mention all the data footprint that this process creates additionally.
The whole concept goes against the concept of visa-free travel. No matter what they are termed those are effectively – usually automatically processed – visa against the spirit of bilateral visa-free agreements. It used to be that you can turn up at the border to apply for entry there instead of beforehand. Those "travel authorizations" are a step back. Not to mention all the data footprint that this process creates additionally.