"The Thai Spiber factory currently works with sugarcane biomass, a very widespread crop in the region. “Our objective is to quickly move away from it, because this culture requires a lot of land, water and chemicals, to only work with agricultural waste,” explains Kenji Higashi, who points out that the polymers obtained in Thailand are for hour shipped to Japan to be spun. "
I feel sure this will be very cost effective. But just think of the volume.