Academy and Emmy Award-winning software developer Boris FX is dipping its toes in the world of still photography with "Optics": a new standalone application and plugin suite that brings some of the company's feature film visual effects to the world of photo editing.
In this 8 minute image manipulation tutorial, Colin Smith of photoshopCAFE utilises the little-used Lighting Effects filter in Photoshop to completely re-light a scene.
Here's a fun little experiment to try one night this week. Take that box of crackers (biscuits if you're formal), polish off the last few hangers-on, and then use that box to create some interesting DIY lighting effects with your off-camera flash.