its wasnt people "on the server", it was because most of the people in the room were generating their own WiFi signal via MyFi's and other devices.
Originally Posted by iPresto
if you have multiple WiFi networks all in the same area operating on the same channel, they will have crosstalk and the overall network will fall apart. there are 11 channels, and usually you want to have your network the furthest away from another via channels, so channel 1 and channel 11 if you have 2 nearby networks. If you have 3, set them to channels 1, 6 and 11.
There was, apparently, hundreds of WiFi networks in that single room, most created by the people attending. Too much cross talk.