Less rational reasons are at play, too. Snoop Dogg, a rapper famous for smoking copious amounts of weed, insisted on charging $420, a number associated with pot culture.

不那么理性的原因也在起作用。以吸大量大麻而闻名的说唱歌手史努比·道格坚持要420美元，这一数字与大麻栽培有关。