Warner Bros Discovery (WBD) on Wednesday reported a write-down of $9.1 billion, primarily due to a significant decline in its traditional TV business, which led to an 8% drop in its share price during after-hours trading. The write-off specifically pertains to the TV stations owned by WBD, including CNN and Discovery. The drop in advertising revenues in linear TV has been a long-standing trend, particularly in the US, because audiences are shifting from cable TV to streaming services. WBD had recently lost lucrative broadcasting rights for the US basketball league NBA. However, the company’s s…