Images By Tang Ming Tung/DigitalVision via Getty Images AT&T Inc. (NYSE:T) has just released earnings, and I wanted to review them to see if it's worthwhile buying this former dividend aristocrat at current prices or not. I'll make that determination by looking at the most recent financial statements, paying particular attention to the viability of the dividend, for obvious reasons. I'll then compare the stock to the risk-free rate to see if investors are being adequately compensated for the risk of stock o ...