Andreas Kluth: Being unpredictable may sell on reality TV, but the madman shtick doesn’t work in the White House

Fewer than 100 days into his second term as president, Donald Trump can so far claim at least one kind of success: He’s restarted negotiations between the US and some of its adversaries, first Russia and now Iran . Today, Trump’s “special envoy” for seemingly everything, Steve Witkoff, will meet high-level Iranians in Oman to discuss ways to constrain Tehran’s nuclear programme and avert war..