In the past few years image stabilization has gone from a big-money feature available only in the priciest of lenses to something of an afterthought in the most boring compacts. So, what's a high-priced lens to do if it wants to maintain its exclusivity? Why, invent a new flavor of stabilization, of course. Canon is introducing its Hybrid Image Stabilizer technology, set for inclusion in some mystery lens before the end of the year. It compensates for camera shake on two axes: rotationally and linearly, meaning you should be able to get smooth shots whether you're on the Tilt-a-Whirl o