For me, a fisheye is the most challenging lens to use. Unlike other ‘normal’ focal lengths, a fisheye has an inherent deformation of reality. As a result, it is often used to create images with an unreal rendering, reminiscent of M.C. Escher’s self-portrait looking into a transparent globe.However, as happened in music with the advent of digital processors and effects, it is very easy – at least it was for me – to fall into the trap of focusing on the form rather than the message. In other words, as soon as a ‘weird’ looking photo is achieved, that was enough. Just like playing electric guitar back in the days,…