Earlier quoted context omitted.
There's an animated gif somewhere that I'm having trouble finding at the moment, but for the most part, it's reflected in this article here: http://blogs.chicagotribune.com/news_columnists_ezorn/2011/0... Long story short, acceptance of gun rights has been generally winning over gun control, though the patterns are almost the polar opposite of those reflected in the Bloomberg article. Edit: It's worth pointing out th…
At the Federal level, only Illinois flipped as the result of a lawsuit, and I can remember only West Virginia flipping due to a state level one. Do you know of any more, not counting the in-process California, Hawaii (both probably doomed) and D.C. lawsuits?
Beyond that, you're right, federally there's been very little activity, but a lot of the cases are loosely correlated, such that the cases gradually eroded the resistance to gun rights which paved the way towards gun-rights-friendly legislation.
Or, perhaps I'm romanticizing it. While I'm not in cahoots with the NRA, I do follow gun cases fairly closely, and there's been a fairly constant level of activity since 2008.