I didn't know that until after having used such apps for some year -- never thought much about those small symbols @heipei: the curse of knowledge, i learned y

I didn't know that until after having used such apps for some year -- never thought much about those small symbols @heipei: the curse of knowledge, i learned yesterday, via https://news.ycombinator.com/item?id=25658216 https://news.ycombinator.com/item?id=25658216