Four panicky days later, Jirbo junked the subscription model and turned to advertising--on the Jirbo site and embedded in games--for revenue.

FORBES: iPhone Apps In The Works

Compare that with the Trojan Horse strategies of rivals Claria (once known as Gator) and WhenU: Their software is often embedded in games or screen savers that many people download unknowingly. (The companies insist they give fair warning of what you're downloading in their click-on licenses.) "No need to be obnoxious, " says Keith Smith, 33, who founded 180 in 1999.

FORBES: Mr. Manners

The Galaxy Note 10.1 comes with a range of software and games embedded and a selection of apps to download, with over 100, 000 free downloads available in Samsung apps.

ENGADGET: Samsung adds more S-Pen friendly apps for British Galaxy Note 10.1 users

They were hiding it somewhere, and there would be clues embedded by the engineers in these four games as to where it might be.

ENGADGET: blogger-avatar

Released by HarperCollins and available this week for several tablets and smartphones, "Dawn Treader" will include features such as embedded video, read-along audio clips, trivia games and full-color images.

CNN: Narnia's 'Dawn Treader' sails enhanced e-book wave