From the description at Vimeo:
Photoshop dexterity (PSD) is a skillset acquired by proficient users of Adobe Photoshop, the world’s most ubiquitous digital tool for creating visual ideas. Qualities of PSD include supernatural powers of imagination and an overwhelming desire to constantly make the world more beautiful. PSD affects people from different walks of life. In fact, there is a high probability that you have PSD.