Today, Google is introducing a new service for its Slides app called Slides Q&A, which lets people in a crowd ask a moderator questions in real-time without interrupting their talk. Using a link, people can navigate to a dedicated Webpage and ask questions as they think of them. Those questions then appear on a moderator’s screen, as well as on the screens of others in attendance. Questions can also be upvoted by those in attendance to help save the host from being overwhelmed when everyone has the same thought. Similarly, it lets people ask questions during an event rather than…

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