There are lots of people here who are physically located in countries as diverse as New Zealand, Australia, Canada, the United States, Mainland Europe, the UK and Ireland.
While it might be possible for people closer to each other to meet up, it would prove a logistical nightmare to have a global meet up. That does kind of make it an interesting proposition, though the practicalities would tend to get in the way of it ever happening.
Also, there is the fact that while many people are comfortable interacting via the Internet, the actual prospect of meeting up 'face to face' could be quite worrying for some people.