Do you want to know how many and where are they the peoples who have the same consideration as you are.
Like:
Peoples who saw an alien?
I am 40 years old and I am alone :(
....
With EH Social Map, you know seeking for those people, and you can chat with them to share your feeling and knowledge.
Interesting!!! Not only that, if you hang around with your iPhone/iPad in a park or party, you can sharing your ideals with the persons who are sharing a same wifi network without showing your identity.