Sooner or later this task will come up for every photographer: Make a photos of object X on a pure white background.
I've seen and tested a couple of solutions for this, most of which include Photoshop.
Photographer Fin O'Hara does this task much more skillfully. He is cutting out with light only - no need for retouching at all. He's just awesome.
But what is really remarkable is this: O'Hara blogged about a shoot on which he used the technique. Wonderful - but I would not have noticed the blog post at all. Now Strobist Dave Hobby blogged about O'Hara' blog post. He described in detail how O'Hara's technique works. And this is what caught my attention.
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