On Montgomery Lake, an oxbow of the Ocmulgee River near Helena, Perry threw out a wooden plug called the Creek Chub Wiggle Fish and reeled in 22 pounds and 4 ounces of fishing immortality.

FORBES: The $8 Million Fish

Both services are, in essence, the spiritual heirs of a browser plug-in called Readability.

FORBES: Arc90's Readability takes aim at Free

Called Y2K Scanner, this plug-in server module from Centennial works with Trend Micro's InterScan VirusWall to discover Y2K flaws in files created by spreadsheets, such as Lotus' 1-2-3 and Microsoft's Excel, as well as files from databases, such as Microsoft's Access and Inprise's dBase.

CNN: 'Scanner' eyes Y2K problems in e-mail attachments

The car company delayed the launch of its first and only commercially available model, the plug-in hybrid called Karma, and that caused A123 to lower its 2011 sales forecast significantly.

FORBES: China's Wanxiang Wins Deal To Scoop Up Troubled Battery Maker A123 Systems

One of the curiosities of so-called connected TVs, which directly plug into the Internet to access web applications and services, is that they rely on external camera attachments to support video calls.

FORBES: Panasonic: Connected TVs With Built-In Cameras On Way

At lockups, news organizations have been required to plug their computers into a device called a "black box" tied to a central switch, which blocks computer transmissions until the embargo lifts.

WSJ: U.S. Probed Media Firms on Data Reporting

Google gives away a somewhat more primitive service than Omniture's called Google Analytics, but Google retains its own file of the data people plug into it.

FORBES: Magazine Article

Several news organizations jumped on a report from a little-known Web site called FTVLive.com, which claimed NBC executives had finally decided it would pull the plug on the once formidable star as early as March (after the Winter Olympics concludes).

FORBES: Is NBC Really Pulling The Plug On Leno?