What's square and rounded with white all over? That'd be Canon's new PowerShot N -- a point-and-shoot that can be held in any which way. At first glance, it's a bit of a strange proposition -- the camera's square shape is admittedly a bit bizarre, and it does't look like it'd be terribly comfortable to use. So, did Canon get it all wrong with the boxy N? Not exactly. It's surely not going to be a first choice for everyone, but we do see what the device's design team was thinking here. The idea is that you can hold the camera any way you like, thanks to a shutter release and zoom trigger positio