Titanfall's 'no servers found' issue affecting players — Microsoft is working on a fix (update)
Microsoft is also having some issues with in-game purchases for titles like Call of Duty: Modern Warfare 3 and Halo 4.
What Xbox Live Compute (Microsoft's cloud) means for you (interview)
Microsoft isn't sure if it will ever unload Xbox One's visuals into the cloud, but it anticipates that the system will last longer thanks to its Xbox Live Compute system.