Visual communication is missing in a conference call, and one person, the moderator, has to make up for this. — Andrea Warnecke/dpa
Zoom and Skype aren't the only ways for a dialogue between colleagues working remotely, and the conventional conference call using ye olde telephone has once again proven its merits during the pandemic.
And yet there's a significant problem to conference calls: People taking part in phone conferences generally don't get much visual input.
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