For all strangers your data is hidden and photos are blurry.
You have 50 messages. Do not spend it on idle chatter.
You can see the people nearby on real map.
If you do not want to share data, no one sees them!
Open Geoscope, find stranger and start chat. You can use a quick search by parameters to make your search easier.
You can not speak with stranger indefinitely. You have to decide from the first message if you interested in this stranger. But remember that not only you choose him but he also chooses you. Can You to interest stranger?