And when I told so many of my friends that I wasn't on it, their response was always, "Why?
Unless you're one of my girlfriends, you probably know nothing about who I've dated or who I'm interested in.
But having your data hanging around on a company’s servers, even if they aren’t actively serving that content to the web at large, raises a host of privacy issues.
The most pressing concern is that information about you may be exposed to future legal requests that might involve a criminal investigation, a divorce case, or even a legal tussle with an insurance company.
For right now, we have to agree with Sophos security: if you’ve got a Grindr or Blendr account, you should close it at least until the security vulnerability is addressed; then keep an eye on the Grindr blog for news of a security update. It’s a simple privacy setting, but it can trip up even advanced users, as Wikileaks' Editor-in-Chief Julian Assange learned last year when his publicly-accessible Ok Cupid profile was discovered.