Social friend trackers


.	Service Name	Openness	# of services integrated	Date launched


.	Facebook	open	n/a	5/24/2007
.	Plaxo	open	35	8/6/2007
.	MyBlogLog	open	43	2/29/2008
.	Spokeo	open	39	11/29/2006
.	Iminta	private beta	28	2/10/2008
.	Friendfeed	open	28	2/25/2008
.	Socialthing	private beta	10	3/10/2008
.	Profilactic	open	144	10/27/2006