SAN FRANCISCO, USA – Apple on Thursday, April 30, touted blowout demand for its flagship iPhone 17 and the MacBook Neo that helped power a solid sales forecast and sent its shares up nearly 4% after hours. Apple, though, warned of continuing chip supply constraints, and the forecast underscored how it was fending off supply-chain pressures and rising memory chip costs with strong demand for its new Mac Neo, resilient services growth and robust sales in China. The upbeat outlook and a fresh $100-billion share buyback offered reassurance to investors weighing Apple’s leadership transition amid intensifying competition in artificial intelligence….