Quora has changed dramatically this past year.
In addition to having a nasty habit of deleting and suspending anyone who doesn't agree with their obvious leftists bias; the site now allows repeated hacking and shares your personal data w/hackers, telemarketing, and gamers.
Not for kids anymore. Denied several persons requests to not promote pornography and instead inserted adds to promote it within several member's NONPORN, NONBUSINESS, NONPROFIT promotions. Again violating their own rules.