Apple's hardware trojan horse continues to gallop a week ahead of its "show time" event next Monday. We've seen two new iPads and an iMac update, and now its increasingly ubiquitous AirPods are up. The rumors have been around for a while as to what was next for the AirPods. Noise cancellation? All kinds of wireless charging? Always-on Siri? How about some, but not all, of the above?