I had a question submitted to me regarding what advice I could give about photography in cold weather... I mean really cold weather, think -20C (-4F). Even though I'm not very far north, living in Calgary, Alberta, Canada has taught me a thing or two about taking my cameras out in frigid conditions. Let me first begin by saying that you should always consult your camera's manual and find out what the model's operating temperature range is. In general, most digital SLRs (and even many point and shoot cams) have operating temperatures listed between 0C (32F) and +40C (104F). Be warned that if your camera is still under warranty and damage is caused by taking it outside, the warranty may be voided. What could go wrong? Speaking of damage, what could happen? First of all, it's fairly common to hear about batteries loosing their power quite quickly, and having been in situations where I had my camera exposed to cool air for lengthy periods of time, they do die noticeab...