"AT&T kept charging DirecTV customers for a sports channel that was blacked out for two months and is only giving customers refunds when they complain to the company.
AT&T's customer service in this case is falling short of the standard set by Comcast, of all companies. As we wrote Monday, Comcast has been issuing automatic bill credits to customers in Colorado during the blackout of Altitude Sports network, which broadcasts games played by the Denver Nuggets, Colorado Avalanche, and Colorado Rapids."
https://arstechnica.com/information-technology/2019/11/atts-stinginess-on-refunds-makes-even-comcast-customer-service-look-good/