Years ago, I once remarked that a (then) recent spate of flat tires on my bike was remarkable. My feeling was it was beyond odd that I'd be getting so many flat tires in such a short time. My friend Charlie responded that he viewed it as perfectly normal and expected. To him, getting flat tires at more evenly distributed times would be far more remarkable. I must admit that this perspective still leaves me scratching my head. All I know is that I am something less than overjoyed when ever I get a flat, be it the first or the Nth in a string. Flat tires, if you'll permit my slipping into vernacular, suck. Let me, for emphasis, repeat that. Flat tires suck. They are certain to suck the life out of the moment, out of your momentum, and they can suck the life right out of your ride. How can I be so sure? Well, not that I really needed confirmation of this, but I've had more than what I consider my fair share of flats recently, and I've had them on three different bikes rid...