Futures Rise as USIran Talks Signal Potential Deescalation Micron Surpasses Walmart to Join the 1 Trillion Market Cap Club Meta to Test AI Subscription Services Starting at 799 Monthly Berkshire Hathaway Reenters Airlines with 26 Billion Delta Air Lines Stake Huawei Unveils New Chip Design Approach Amid US Restrictions Intensifying Rivalry with Nvidia and Apple US Productivity Growth Slows in Q4 Unit Labor Costs Rise Sharply UKGulf Trade Deal Hailed as Monumental Achievement by Bahrain Minister Potential to Boost Bilateral Commerce