He just has a very natural talent for appealing to a vast range of interests/tastes/preferences in the audience. I once heard him half-jokingly say he's at the

He just has a very natural talent for appealing to a vast range of interests/tastes/preferences in the audience. I once heard him half-jokingly say he's at the intersect between the meat-heads and the pot-heads. I.e., those into MMA, bodybuilding, cars, hunting (a giant audience) and those into psychedelics, new-age philosophy, yoga, nature (also a giant audience). And there's a lot in between those categories (people into more mainstream science/astronomy, entertainment, business, politics, health etc). I probably only listen to 1 out of 10 or 15 of his episodes, but that still has me listening to him for an hour or two every week or two, and so I still feel more familiar with him than most other media/public figures these days.