Seriously though, this is no more and no less than the average of seven consecutive photos taken with a mobile phone. There's no selection or weighting of frames. The interesting blur patterns come about from the individual frames having a bit of motion blur, that is then accentuated in the merging process.
I am mostly interested in pushing the boundaries of what can be done with a handheld camera. The answer is that as an engineer I do it because I can
I'd like to say that any art I do is purely accidental, but in this photo and a few others I have been interested to observe how people use public space. Using multiple frames lets you see the difference between just passing through and (temporarily) staying still.
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