This NYTimes article explains pretty simply how the reality TV industry with its promotion of attention whores has created the celebrities of the political right (and #DonaldTruck of course).

https://www.nytimes.com/2025/07/16/style/mtv-road-rules-theo-von-sean-duffy.html

How MTV and ‘Road Rules’ Turbocharged Reality TV Fame

Thirty years ago, “Road Rules” sent camera-friendly kids on a first-of-its-kind road trip, turbocharging the reality TV machine that feeds culture today.

The New York Times