I was driving and chatting on my cell phone with my friend Nancy the other day.  She was telling me about three-foot-long icicles hanging from her roofline following an ice/snow storm in Oklahoma City.  I mentioned how chilly it remained in Florida.  I had my seat warmers on and the heater was blowing hot air.  She asked me the temperature, and the car readout said 70 degrees.  We both got a good laugh out of that.  She was in sub-freezing temperatures, and I was wearing a sweater and using t...