Which brand of primer is best in your experience? Definition of Best : 1. Consistency 2. Size (rumors say some brands are larger or smaller than others) 3. Hardness (rumors say some brands are softer/harder than others) 4. Reliability of ignition (duds) 5. Heat (not magnum vs. standard. Rumors say some brands are hotter than others) 6. This is for the category I didn't think of. Also...which brand of primer is the worst in your experience?