Fast food generally isn't healthy. But it is easy, quick, and cheap.
You could say the same about the synthetic chemical dyes that are used to color our clothes. And just as the "slow food" movement first took hold in the Bay Area—where the population is more socially sensitive, health conscious, and willing to experiment—the Bay Area is also home to the "slow textiles" movement, promoting sustainable, whole-systems thinking in the realms of textiles and fashion.
Sasha Duerr has emerged as a key player in this.