Quora

Quora is a Q&A platform. It suffered a major data breach in 2018, exposing 100 million users’ data, including emails and encrypted passwords. In 2012, it faced backlash for exposing users’ viewing activity, later removing the feature. In 2024, it was investigated for mishandling minors' data.

Alternatives

Asknostr

Asknostr is a social question-and-answer website on top of the Nostr network. The purpose of the site is to allow discovery of interesting content, and to showcase the power of a decentralized social network protocol.