This a good marketing effort relevant to the stuff outlined here: https://news.ycombinator.com/item?id=18861371 https://news.ycombinator.com/item?id=18861371 Y

This a good marketing effort relevant to the stuff outlined here: https://news.ycombinator.com/item?id=18861371 https://news.ycombinator.com/item?id=18861371 You now gave me (and others) a reason to download your app. Ive downloaded the pdfs and am tracking my reading progress with your app. I would consider making pdf reading lists and sharing them (with a great pitch to use your app) as a marketing effort in multiple verticals.