At a pre-agreed point—often a crossroads, a bridge, or the door of a closed church—participants rise simultaneously, remove their headphones, and listen to the natural silence for exactly three minutes. The crawl is considered "true" if a participant cannot remember the last 50 meters.
Critics argue that the movement is pretentious, dangerous (risk of injury on sharp stones), or even a cult. FU10 has responded only once—through a brief video posted to a dark web mirror: a 10-second clip of a hand wrapping electrical tape around a flashlight, with the text "O medo é o rastreador correcto" (Fear is the right crawler). fu10 the galician night crawling new
That is the promise of .