| Heavy metal. The global turmoil in metal markets deepened as Donald Trump’s plans for a 50% tariff on copper imports sent the metal dropping about 2% in London. It may sink back below $9,000 there as the levy stems major inflows into the US, Citi warned. Watch out for more reaction across markets as further details on tariffs are expected later today. For now, stock futures edged up, oil rose and gold declined. Miles for deals. Trade negotiators are working hard for those agreements. Those from Asia have racked up more than 350,000 air miles—equivalent to 14 times around the globe—traveling to Washington to strike a deal with Trump. (Yes, we counted.) And with higher duties now delayed, they look set to log even more flying hours in the coming weeks. Trump ramped up his drumbeat of personal attacks on Federal Reserve Chair Jerome Powell, calling the central bank boss “terrible.” The president’s top economic adviser Kevin Hassett is emerging as a favorite to replace Powell if he does go, according to the Wall Street Journal. Can’t Trump just fire Powell? Here’s our explainer. The Education Department will soon begin to charge interest on student debt for an estimated 7.7 million borrowers who’ve been in legal limbo since a Biden-era repayment plan was blocked in court. The interest charges for people enrolled in the SAVE program will begin on Aug. 1, although, for now, the borrowers don’t have to resume making loan payments.  Ray-Ban Meta smart glasses. Photographer: Joan Cro/NurPhoto/Getty Images A glimpse of the future. Meta is said to have taken a $3.5 billion stake in EssilorLuxottica, the world’s biggest eyewear company. Small change for the Facebook parent but a big bet on the fast-growing smart glasses industry nonetheless. The companies already worked closely on the Meta’s Ray-Ban glasses with built-in cameras and an AI assistant. | 
