I can't speak for everyone, but that's certainly the main reason why I'm not on Quora. Even before the whole "login to read" thing, I sometimes went there, skim

I can't speak for everyone, but that's certainly the main reason why I'm not on Quora. Even before the whole "login to read" thing, I sometimes went there, skimmed through the topics and profiles of people and my impression was "So, it's a social network for Silicon Valley people. Why should I care ?"