[T]o see himself dethroned, the object of her contempt, was a bitter pill to swallow.

We figure that we save nearly $200 a year in mixing our own Gatorade,” she boasts.

Second Life offers all kinds of regions from which to chose, including the A’ksha Caves sim, a stark desert area with luxury housing owned by the megadeveloper Anshe Chung (the avatar of Ailin Graef, a Chinese-born businesswoman celebrated for making $1 million in real-life money from Second Life deals) and the Venice sim, based loosely on the real city, where a quick escape to rural Tuscany is just one geographically inaccurate sim away.

The position of the grinding wheel surface relative to the machine axis positions continually changes due to grinding wheel wear, thermal expansion of the machine tool, and thermal expansion or contraction of the grinding wheel. […] The effect of this variability is that the wheel position stored in the CNC [computer numerical control] is inaccurate by the time it is necessary to re-dress the grinding wheel. To overcome this problem, the machine user often specifies a large dressing in-feed to guarantee that the dressing tool will dress the grinding wheel.