It's not that the random YT channel is actually more trustworthy, but that it exposes the audience to adversarial perspectives which mainstream access journalists hide — thereby eroding the trust of young audiences for mainstream journalist outlets compared to previous generations for whom such adversarial perspectives were less available.

I miss when Christopher Hitchens could get on CNN as a self-identified socialist and have 10 minute discussions /in good faith/ with callers who disagreed with him. Sometimes he would put us silly Americans in our place, sometimes (less often) he would end up looking the fool. And he kept doing it regularly for a decade. Imagine that happening today