While addressing Trump supporters in Washington on Monday, the tech billionaire brought his hand to his chest and extended it straight out, twice, before saying: "My heart goes out to you." The gesture sparked controversy as it drew comparisons to a Nazi salute.

U.S. billionaire Elon Musk called the chancellor of Germany "Oaf Schitz" on his social media platform X on Tuesday, responding to a video of the leader's comments on free speech at the World Economic Forum in Davos.