Text: “Twitter steps up Ukraine misinformation fight.” BBC.com https://www.bbc.com/news/business-61512261

Extract: “Twitter has said it plans to put misleading tweets from official accounts about the Ukraine war behind warning notices. The change follows heightened scrutiny of the social media platform after the war unleashed a new surge of misinformation, sometimes from government sources.”

The use of social media posts as a source of information is to a certain extent an example of open-mindedness. It could be “restrictive” because believing information from unknown sources can have a negative effect on the acquisition of knowledge.