The telecom finally reached a deal to sell its 9.5 percent stake in Hulu (worth about $1.43 billion) back to the joint venture. It’s not certain exactly how this will shift the balance of power or affect content, but Hulu chief Randy Freer said AT&T’s WarnerMedia would stay a “valued partner” for “years to come.” AT&T said it would use the money to “reduce its debt.”