It wasnt a primary for up and comers to begin with.

The presence of three big beasts; long runners with large followings persuing thier last chance at the office despite being clear past thier prime, it was inevitable they would monopolize the spotlight the fresh faces desperately needed.

The only one who didnt get drowned out early seems to be buttigeig, and he seems to be the candidate the DNC has pushed as an establishment backup should Biden go bust mid race. Not that he's looking all that good right now; he's in danger of being smothered by the suprise entrance of a forth big beast.