Updated: Twitter is now back online.

Folks, the Twitter universe is currently taking a break. For an unknown reason, the social networking site is down.

According to the site status page:

Users may be experiencing issues accessing Twitter. Our engineers are currently working to resolve the issue.

Twitter

Twitter in OS X Mountain Lion

Perhaps the issue is all those new OS X Mountain Lion users, who can now tweet pretty much anywhere they want in Appleā€™s newest OS.