Roku has launched an analytics tool called Activation Insights, a piece of software for tracking a brand’s linear TV campaign performance and flagging the potential missed OTT audience opportunity. Part of the Roku Ad Insights suite, Roku says the software helps marketers analyze AVoD campaigns and it can also provide the optimal budget to spend on the Roku platform. WarnerMedia is making its esports debut this summer with a Mortal Kombat tournament series broadcast on Twitch by the AT&T company, in partnership with Turner Broadcasting’s ELeague. Highlights will appear later on TBS following the initial live stream. Vivendi is facing complications selling off Universal Music Group, according to a Bloomberg report, stating that “some private equity investors balk at the…