Whether or not it's necessary is besides the point – it looks sleek and futuristic enough to tickle our gadget senses and has the added bonus of letting you see any muggers/lamposts/oncoming traffic a little easier, which is nice.
Chuck in a projectable keyboard (because, why not), and you have yourself a highly implausible, but rather desirable iPhone 5 concept which could quite easily come to fruition – albeit in about 10 years or so.
If you're looking for something a little more substantial, check out our iPhone 5 rumour roundup for all the rumours and speculation in one place.
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