Microsoft released Majorana 2 quantum chip with 20-second parity lifetime. Majorana 2 stability improved 1000x over predecessor Majorana 1. Microsoft Discovery AI analyzed 20 years of data to replace aluminum with lead as superconductor. Microsoft aims quantum machine in 2029 for commercial use. IBM invested $10 billion in quantum research last month. Physicist Henry Legg warns preprint lacks peer review. Microsoft collaborates with U.S. DARPA to validate quantum concept. Microsoft competes with Google and Amazon in quantum race