Everything related to 4K Blu-ray, Blu-ray & DVD movies as well as console games
It's worth noting that 3 of the top 4 content spenders - Disney (with Fox), Comcast (with Universal), AT&T (with HBO, Warner) are planning to launch their own streaming services in the near future. Rumors say that Apple has upped its spending significantly from $1 billion. Discovery is also planning to launch streaming services.

Late 2019 and 2020 will kick off a new phase in the streaming wars.