Donald Trump is 'symptom' of click-bait says Twitter co-founder Evan Williams

Click-bait is "dumbing down" the world, one of the founders of Twitter has said.

Evan Williams told the Today programme that ad-driven media is making people more stupid. He argued that Donald Trump and his tweets were merely a "symptom" of a bigger problem.

He said the president's tweets were a symptom of click-bait.