US equity futures managed to erase overnight losses and were trading flat after Nvidia and Salesforce failed to assuage fears about an overheated AI economy while traders awaited color from today's round of US / Iran talks. As of 8:00am S&P futures were unchanged and nasdaq futures were down 0.1%, with NVDA up 1% premarket but well off overnight highs after its earnings report and guidance smashed expectations while CEO Jensen Huang talked about “exponentially” growing computing demand and “skyrocketing”