2.1. Megapixels and Why dSLRs Have More of Them2.1.1. Pixelementary, my dear Watson2.1.2. Deciding how many pixels your camera needs2.1.3. Matching pixels to print sizes and printers2.1.4. Nothing's super about superfluous pixels2.2. Touring through a Digital SLR2.2.1. Sensorship2.2.1.1. Two (count 'em), two types of sensors2.2.1.2. Piling on the components2.2.1.3. Understanding noise and sensitivity2.2.2. The bits that control exposure2.2.2.1. Your exposure time machine2.2.2.2. An aperture is a lens opening is an f-stop2.2.2.3. Two of one, half a dozen of the other2.2.3. Taking time out for viewing2.2.4. Through the looking glass2.2.5. Storage2.3. Overcoming Quirks of the dSLR2.3.1. Out, out damned spot: Cleaning the sensor2.3.2. Multiplication fables: Working around the crop factor