Update 2: As of 4:13 PM PDT, The Xbox Live status page now lists the only affected gaming and social services as unlocking achievements, suggesting the sign-in issues have (at least temporarily) been resolved. A support tweet adds, "Sign in across devices should be back to normal."

However, issues with buying downloadable items has since been added to the status page's alert list, and there remain reports of those (myself included) who are unable to play certain digital games.

Update: Today's issues are also impacting Xbox Live members' ability to play at least certain games, including .

"Xbox members, are you having trouble connecting to Xbox Live? We are currently working with our partner to find a fix for these issues," the status page states as of 12:24 PM PDT. "Thanks for being patient. Another update will be provided as soon as possible."

We'll report back with any updates. In the meantime, let us know if you're having any Xbox Live issues in the comments below.

Story updated with Xbox support tweet.