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"BackNoise lets you create conversations on the fly, in meetings, watching TV, during class, on the train, anywhere and anytime. Talk about what you want, when you want, where you want, and how you want. "

Has anybody used this before. Looks like an interesting tool for online meetings etc.

"backchan.nl is tool for involving audiences in presentations by letting them suggest questions and vote on each other's questions. backchan.nl is intended for conference or event organizers who want a new way to solicit questions from the audience and make better use of question and answer time."

"Todays meet training videos. Part of the TeachertrainingVideos.com site. You can find many more free on-line training videos."