Trump and Xi have plenty to discuss, but don't expect major breakthroughs

President Trump meets later this week with Chinese President Xi Jinping, and observers are hoping for incremental progress on key issues. But don't expect major policy breakthroughs. On trade, there is a hope that the current truce between the US and China could be formally extended and some concessions negotiated, as Trump has delayed making new tariff provocations. Meanwhile, on artificial intelligence, there is little expectation for any agreement around scaling back the rapid pace of develop…