Billionaire Mark Cuban has renewed scrutiny of Twitter chief Elon Musk's plans with the social media platform amid an outcry over policy changes.

On Saturday, Mr Musk announced that Twitter would start to include mute and

block signals from Blue Verified as downvotes. He clarified

that all user actions "will be included in a tweeter's account by a NN (neural network) model and

including positive actions for a tweet".

As user accounts develop credibility,

their actions will carry more weight, which is how Community Notes works, he said.

Mr Musk's new rule was deemed "pretty good" by computer scientist and podcast host Lex Friedman,