With an innovation that could soon make online meetings between remote workers far less tedious, a Slovakian software company has demonstrated a form of video chat where callers appear as three-dimensional images. Announcing the market launch of its updated product at the MWC trade fair in Barcelona on Tuesday, the software company Matsuko showed how people in a telephone conference could wear VR headsets to see other participants in a space in front of them. The new product, which could be a milestone in the establishment of a more immersive video chat, also allows participants to look at and…