This is stalking to the extreme !
Earlier, they wanted to know what everyone is searching for - now they wanna know the locations(lat/long coordinates).
Man, this is compromise of privacy - big time :) Ppl give up privacy for services they receive - not knowing what price they might pay for it later.
The recent one in stack is Google's Dodgeball
Is this Google's answer to 2 challenges:
1. orkut not being as popular/usable as facebook.
2. need to locate folks and provide advertisement possibilities to local businesses.
well, letsee wait-n-watch what happens !