On Friday, amidst all the hoopla around acquisition rumors swirling around Twitter, Slate put out a very funny spoof on a fictional new service called Flutter.The online magazine’s mockumentary about a nanoblogging service is definitely more amusing than contemplating the fate of the real-life microblogging service.“I think a lot of people don’t have time to Twitter,” said one of its faux founders in a terrific video, in which he describes Flutter’s 26-character–the length of the alphabet–version “flaps,” versus 140 characters for Twitter.It’s mascot, of course, is a hummingbird.Here’s one heck of a rumor: BoomTown is in “late-stage” discussions to buy it.Here’s the video (I especially like the Flutter eyeglasses):