Tapjoy is the success engine for mobile application distribution, engagement and revenue.

ENGADGET: Duke Nukem 3D is coming to Android, old rope shares soar Alt

Its decentralized and mostly neutral nature may account for its success as an economic engine and a source of folk culture.

FORBES: Net Neutrality Star Tim Wu Joins Federal Trade Commission as Senior Policy Advisor

Esser highlighted the success of the recommendation engine during the presentation.

ENGADGET: Cox doubles down on live streaming with new TV app HD

His success at Audi, a key profit engine, propelled him to his current position.

FORBES: How Volkswagen Will Rule The World

Unity has had a good deal of success in the iPhone market, where its engine is used by many developers, and is gaining momentum with support for consoles like the Wii and Xbox 360.

FORBES: New EA Tiger Woods Game

But industry buzz is around the success of a turbocharged, six-cylinder Ford engine that uses a fifth less fuel than older, larger V8 engines of similar power.

ECONOMIST: Lexington

But the early focus of the investigation suggests a potential threat to Google's plans to expand its commercial success beyond its current cash cow: the Web-search engine.

WSJ: FTC Focuses Google Probe on Android, Web Search

The success of REGZA starts with the high picture quality generated from its powerful engine.

ENGADGET: Toshiba rolls out new REGZA HDTV line, internet connected crew coming later

But as the seconds tick away to the firing up of a revolutionary new British space engine, it's hard not to speculate on its chances of success.

BBC: Skylon: A British dream of space

One success so far: Barra pushed to speed up the consolidation of GM's three small-car engine lines, arguing that it shouldn't wait four years to introduce a single, more fuel-efficient engine that could be used worldwide.

FORBES: Needed: Butt Kicker