Thanks Jack, we have plans to go through and remove 'dormant' forums, with a confirmation email to the admin first. If you want your forum removed, just shoot me an email at 'vincent -at- lefora.com' with your forum name and username.
If you have any feedback on what you would like to see in lefora, we'd be happy to hear it. We're constantly building out new features, making new releases each week.
very good post, though I don't know if I agree with the 'stale' point in it's entirety, because I have a number of 'stale' connections - haven't seen, been near, spoken to, or emailed in year+, but still very 'close' to (in the emotional sense.