As a stand alone feature? I never really got the use case. Other than using things like Google latitude to mark locations and routes for hiking and photography

As a stand alone feature? I never really got the use case. Other than using things like Google latitude to mark locations and routes for hiking and photography and the like; I didn't use any of the other services. I would say that it would start being integrated into other services where it makes sense. For example, proximity services to share coupons or offers or reviews with your would-be customers...