Last year, I made an expensive running mistake. The darkness and fog promised by my early morning run made me strangely nervous, so I did something I normally don’t – I took my cell phone with me. Just in case, I thought, and stuffed it in the front pocket of my allegedly “waterproof” jacket. I was off in an October-in-Portland morning, so you can probably guess where this is going. Weatherproof Electronics Yep. About 3…