Not that I'm aware of, no. I'm open to suggestions, though I can't really spend a lot of time running the whole thing either.
It doesn't really seem like it's that high-volume that a Twitter search doesn't work; it's just that not too many people are actually picking up on using Twitter for it, really.
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Lansing, MI meetup is go, by the way. 5-9 pm. tomorrow, here:
http://maps.google.com/places/us/mi/east-lansing/trowbridge-rd/970/-woody's-oasis?hl=en