Apple has doubled down on getting faster Wi-Fi by including support for the emerging 802.11ac (also called 5G Wi-Fi) standard in its new AirPort Extreme base station, Time Capsule and MacBook Air laptops, all unveiled at its World Wide Developer Conference on Monday.Related StoriesApple gives the Mac Pro blazing fast PCIe flashThe new MacBook Air gets a 45% prformance boost with PCIe flashApple's Mac move could spur PCIe flash flurr