Robert Way/iStock Editorial via Getty Images AT&T Inc. (NYSE:T) has never gotten credit for the new cash flow pattern now that management has ditched all the noncore businesses. The last article noted how the excitement over the cash flow results likely meant low expectations. That means the coming quarter could well produce a boost in the stock price yet again because cash flow should again increase seasonally. The business itself remains in the midst of several transitions. There is the 5G that is bei ...