Won’t Jesus Only Be Able to Interact with One Person at a Time?

Questions about how being with Jesus continually will be the highlight of eternity if he’ll only be able to interact with one person at a time since he has a physical body and how a scholarly Jewish rabbi would defend his position that Jesus is not the Messiah.

• It seems like being in Jesus’ presence continually will be the highlight of eternity, but since he has a physical body, won’t he only be able to interact with one person at a time?
• How would a scholarly Jewish rabbi defend his position that Jesus is not the Messiah?