While drivers and local guides are still part of the deal, the 36 tours include some sightseeing without any escorts.
In the AAA Foundation study, the authors focused specifically on the cognitive component of inattention while drivers performed particular tasks.
Sales in the first year are projected to be low, he added, while drivers get familiar with the new technology.
Eye-tracking studies show that while drivers continually look side to side, cellphone users tend to stare straight ahead.
The decision was greeted with overwhelming condemnation by fans, while drivers past and present also voiced their disapproval.
Mr. Acierno acknowledges that while drivers can be wary of switching, those who do become the best advertisements for hybrids.
Reporters gave on-camera analysis and competed for snippets of "exclusive" news from the hospital authorities, while drivers stopped to gawk at the spectacle.
ParkatmyHouse takes a 15 percent commission on any spaces rented through its Web site, while drivers can use the site at no charge.
Those whose offences in their own vehicles are caught on camera tend to escape without punishment, while drivers of hire cars are often traced through their rental companies.
Five more were reported to have been killed when a bomb went off while drivers waited in a traffic jam in Karbala.
While drivers may have won the day, some harbored anxiety about their exit strategies after the rackets are swung and scoreboards filled up.
