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Qantas' fast, free in-flight Wi-Fi is still a few months away from its real-world debut, but it's passed its first proper test with flying colours. A test flight filled with Qantas volunteer staff designed to stress the Aussie carrier's inflight Wi-Fi to its breaking point has delivered impressive results.

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Some of the biggest names in the smartphone business — including Apple, LG and Huawei — now make phones with dual-lens cameras installed, and other manufacturers are tipped to follow suit soon. Not all phone makers use two lenses in the same way: on the Huawei P9 one takes shots in black and white to tease out more information about light, whereas on the iPhone 7 Plus you get the advantage of 2x optical zoom for a closer look at your subjects (one lens is wide-angle, and one is telephoto).