It’s a niche market because the prices are so unreasonably high. Plenty of people want e-ink displays to use with Raspberry Pis, which would then become prototy

It’s a niche market because the prices are so unreasonably high. Plenty of people want e-ink displays to use with Raspberry Pis, which would then become prototypes for real products, which would then open up the market. But the e-ink people seem intent on keeping the technology restricted for some reason by keeping the prices high.