Havens says Lady, a Chihuahua/pit bull mix, was a classic nanny dog and was by her four children when a mountain lion crept up behind them.

Once the private entrepreneurs recognize the market potential of the new products, they will be motivated to productionize the technologies.

However, in filming this scene proved too difficult to do, and instead the film opens with a close-up of Keaton's hawklike eye.

The peaks are beautiful alpine, snow-capped, cloudwashed things, but often the skier stays in the foothills and the passes, more convenient though less spectacular.