AT&T is the latest company to turn in their Q4 report card, and so far, things are looking good. AT&T is reporting Q4 revenues of $30.9 billion with a net income of $3 billion. AT&T Wireless boasted a 2.7 million customer net-gain in Q4 — 7.3 million additions for the full year — and trimmed $200 million from operating expenses year-over-year. An increasing customer base, the lowest churn rate in company history (1.44%), and an eighth straight quarter of increased ARPU (average revenue per user) made for a profitable Q4. The official release is linked below.