I'm a rabid reader, and buying an e-ink device was a boon: though I've read many short papers on my laptops and a on my phone, I certainly wouldn't read thousan

I'm a rabid reader, and buying an e-ink device was a boon: though I've read many short papers on my laptops and a on my phone, I certainly wouldn't read thousands of pages at once on an LCD device, and I've precisely done so with my PRS. That, and the battery lasts 2 weeks of constant reading.