Have you noticed the many tools to share your location? There's FourSquare and Gowalla, both about a year old. Then there are old-timers like Brightkite. And now, there's one that works with all three (and a couple more).
Twitter today rolled out a new version of its Twitter Kit developer kit for Android and iOS that hopes to improve embedded tweets. The refreshed developer toolset handles more tasks automatically so you can sit back and look at how great your Twitter-enhanced content appears to others.