This woman was incensed that a teenager would dare to snowboard around her, but she didn't know who she was speaking to. Snow sports can be a great source of entertainment during the winter months. Instead of being cooped up inside, you can head to a ski slope or mountainous area and strap on your skis or snowboard . It's a wonderful way to get some fresh air, exercise, and adrenaline. Naturally, many trails for snowboarding or skiing are public areas — you have to share the space. This Karen a…