Originally posted by LikeASong:[..]
Have you tried to find someone in the middle of a crowded GA? Nearly impossible unless the person is at a very recognisable spot (first row, or just besides the soundboard or a light tower or something).
But cellphones can at least point you in the right direction. I see people coming and going all the time and friends finding each other and meeting up, so it can be done, especially if its not at the eleventh hour where everyone is packed in like sardines.