Foursquare: Where are We on World AIDS Day?       Yesterday, on World AIDS Day, we re-dedicated ourselves to raising awareness about an epidemic that has claimed far too many lives. This is an opportunity for us to reflect on the many tools we use to reach our audience and whether they are appropriate for the messages we are trying to communicate. Since there has been a great deal of buzz about global positional systems, or GPS-enabled applications and services that determine your … [Read more...]