US equity futures fluctuate after the S&P 500 and the Nasdaq 100 erased year-to-date losses. The dollar weakens on news of currency talks between the US and South Korea. President Trump winds down his visit to Saudi Arabia after a slew of deals were cut by American big tech firms and the Kingdom's newly created AI firm, Humain. Republicans say a SALT cap deal is likely. Kallum Pickering of Peel Hunt says the "hopium" theme running through markets is unsustainable in spite of trade war de-