If chattering cable television appearances drove magazine sales, Newsweek would be ubiquitous.
In addition, the researchers' pronouncements, often amplified in television appearances, drove stocks to unheard-of levels and made the analysts popular with individual investors.
But more significantly, like the designers' products themselves, the rarity or exclusivity of the sisters' appearances drive this insatiable desire.
Did Snowden's question provide a platform for misinformation, or did his appearance drive discussion of Russian surveillance, making that country's President appear foolish by providing an answer that is all but universally viewed as false?
(One lingering mystery: Did pop sensation Harry Styles' appearance drive added business? We'll never know).
The i8 has been toned down somewhat since its debut in concept form at the 2011 Frankfurt show and a subsequent cameo appearance being driven by Tom Cruise in a "Mission: Impossible" film.
The condemnation of dark skin in Sudanese society and its association with an unwanted "African" appearance has driven a large majority of the country's women to bleach their skin.
Though Palin faulted the media for playing the "gotcha" game, Gingrich's response since his "Meet the Press" appearance was driven by the wave of outrage from conservatives themselves.
And in her one plate appearance, she drove in a run by bouncing a bases-loaded single to right field.
The appearance of photothermally driven parametric amplification indicates the possibility of plasmonic mechanical actuation.
The understatedly wise Delia, of course, in one of the surprise nocturnal appearances that drive the play.
