Anything is possible but I would hope that if I were in a virtual world, there would at very least be a greeter that periodically steps in and grounds my virtua

Anything is possible but I would hope that if I were in a virtual world, there would at very least be a greeter that periodically steps in and grounds my virtual-reality. How devastating would it be if you were in such a world and were not aware only to awaken and find all the people you loved either did not exist or had passed on while you were in the machine...