Ref: https://community.bistudio.com/wiki/Title_Effect_Type
To display text at the bottom (say 10%).
Reasoning:
There is "PLAIN DOWN" - before A3 it was 75% down.
In A3 due to macro based on chat positioning, it is more like 65%.
However this still obscure most of the time too much of the scene.
As such a new type to show really "out of the way" would be useful.