AT&T's most important dilemma For a long time was the credit card debt from its sick-fated DirecTV and Time Warner acquisitions -- approximately $200 billion within the Time Warner deal by itself. A lot of debt made billions in desire expenditures that suffocated gains.D? ?oán x? s? mi?n Nam hay ?? Soi C?u XSMN ???c d? ?oán b?i các chuyên gia