At last location based services has come to the mainstream, and is being propelled by Google’s new (and free) Latitude location services. It’s about time. Many systems have been toying with the idea for a while, with online dating services like meetmoi.com, match.com’s entrance into the market with skout.com, but the problem with those services are that they exist within the catch 22 of price and volume of people. You need a massive volume of users in order for this system to work, otherwise you’re the only user out standing …