How to pronounce “fine structure constant” in English

constant, the action constants that we call plank's constant or um you know the constant that uh combines energy and temperature that we call the Boltzman constant right then there aresome other more obscure constants in there like the fine structure constant but these constants these values we don't derive them they just are right and so every universe will have its own setof constants that define how physics takes place within that universe and it will be a volume cut off from the rest of other such volumes. What is the problem that the many worlds interpretation