Things Burning Man has that High Sierra doesn't have: dust storms, all night drum circles, nudity, high ticket prices, cops, amazing art.
Things that High Sierra has that Burning Man doesn't have: grass, shade, trees, vendors, food, water, showers, flush toilets, half the cost, great music.
They allow both tent and RV camping on site. Some RV sites even have hook-ups. The tent camping TIGHT. Every tent literally touches the next one. But I guarantee your neighbors will be good people.
We will be going back.