Kaiser Permanente, the large managed-care organization, has started a training program for pharmacists that includes confirming the directions for use and stressing the importance of taking medication as prescribed.

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"It actually has directions to use for travel, " she says.

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The service, which Apple has been developing for years, has a mode for viewing areas in three-dimensions, along with a local search service and turn-by-turn driving directions for in-car use.

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Previously, iPhone users had to download apps like Waze to effectively use their phones for directions while on the road (hitting "Next" on the old directions each time you turned a corner was dangerous and tricky).

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As for my experience on day two, other than directions downtown and back, I honestly struggled to find a good use for Glass.

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However, the road was closed in both directions for about four hours until the truck and its trailer - designed for use during location filming - could be removed.

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