Location, Location, Location....
Stories of location-sharing gone wrong will be described as cautionary tales for those who live their lives too openly. Those stories will be followed by general interest pieces on the value of connecting through location, or success stories highlighting businesses able to capitalize on location-based services.
via mashable.com
yep... be cautious about what you share, where, when and with whom!
Also read: some other predictions for 2010 here:
http://assbach.posterous.com/trends-2010