mediaFORGE says they've got "widgets coming out of their ads."

Ahem. Presumably they are referring to the "social dimension" that's been added to banner ads by incorporating a widget as an engagement engine. As visitors roll over the ad, a flash-based widget appears that allows users to interact with content – whether it’s contests, shopping, browsing personalized specials, buying last-minute deals, viewing videos or pictures, or listening to music.

Source: mediaFORGE
Visuals: mediaForge.com

Justin.tv is a social networking community and video broadcasting platform that enables viewers and broadcasters to interact and exchange ideas in real time through chat and live video. It is a destination site for broadcasting and watching live video online while chatting with friends.

via Techcrunch

Vignette provides a comprehensive product suite to address the evolving business needs of TME (Telecommunications, Media and Entertainment) organizations who require the ability to collect, create and manage a broad range of rich media assets, and deliver them across multiple channels and Web-enabled devices.

GlobalSpec offers  online advertising programs for B2B companies targeting the engineering, technical and industrial communities.

Millennial Media is a mobile advertising network.

Refers to viewing sessions of short-form online videos. Viewing sessions are most likely to occur throughout the day as a break from work or as entertainment. 

Loosely refers to digital media formats that provide an enhanced, more engaging experience for the user, e.g. live video, music, games, etc.)

Rich media is delivered, streamed and stored via Content Distribution Networks, via high speed fiber and computer systems.

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Pointroll is an online advertising rich media provider.