Microsoft’s Homegrown AI Chip Effort Shows Signs Of Life After Slow Start; Microsoft Plans To Unveil Its Next-Generation Maia 300 AI Chip In September; Microsoft Is Planning To Ramp Up Its Own Usage Of Maia While Wooing Big Customers; Microsoft Believes Maia Chips Can Run In-House And OpenAI Models At A Lower Cost; Microsoft Has Been In Talks With Chipmaker TSMC To Secure Manufacturing Capacity For Over 300,000 Of Maia Chips For Delivery In 2027