One of the many ways VPN providers attempt to standout from the rest is by boasting a large network of servers in all number of locations around the world.As impressive as these heady numbers may sound, though, in a lot of cases all is not as it seems. That's because a significant proportion of these servers are often virtual VPN servers rather than being physically in the said locations.Don't be perturbed, though — many of the best VPN providers have virtual VPN servers, and there are certainly pros and cons to this feature. We explain what these are, as well…