Don't forget the cost of storage. In the days before streaming, WB used to store (digitized) movies on LTO tapes, which are dirt cheap. The programming softwa

Don't forget the cost of storage. In the days before streaming, WB used to store (digitized) movies on LTO tapes, which are dirt cheap. The programming software would load up a tape the day before broadcast and transfer the contents to disk. A streaming service needs to have all offered content available on disk. I can absolutely see WB offloading the storage cost to Google.