i was also thinking that people may not like the idea of having this when the virus milestone is a less powerful version, maybe with the virus milestone, it will override it and make it in the a virus themed mini map and show the people in your group with their profile pics, but also show other players as red dots, (like the normal one virus radar, but it shows the hole map with lines around the buildings, and icons of the group members)
like this
here are the two maps for comparison