Video conferencing is a superb tool to narrow the geographical divides and provide a good substitute for face to face meetings and learning opportunities.
YWAM has invested heavily in GENESIS. Although on a day to day basis as the power of personal computers has increased desktop video calling is possible. Most YWAMers appear to have adopted Skype as their tool of choice. However, with the cost of video conferencing units dropping in price - See the uses/applications that operating locations are making to day to connect globally and locally.