45. The method of claim 24 comprising at a first time, serving personalized content to the recipient based on the first value associated with the first edge.
45. The method of claim 24 comprising at a first time, serving personalized content to the recipient based on the first value associated with the first edge. 46. The method of claim 45 comprising at a second time, serving personalized content to the recipient based on the second value associated with the first edge.