If you thought your flying Wiimotes weren't harmful enough stock, perhaps you'd like to add a little more inertia into the mix? Additional danger is probably not the idea behind Riiflex, snap-on weights for your controller that will come in 2- and 5-pound increments, but we think that will probably be the net result in many cases. After all, if a flimsy plastic Wiimote can pierce a television or mortally wound a small dog, what kind of damage could a 5-pound version inflict? We