The speaker says that there are other things regarding video that are going to blow people's minds and mentions an announcement possibly in September.
Looking at the JW org site regarding online help for JW streamlining there is mention regarding Apple TV and the question is asked "Can I use Apple TV to see videos on my TV?" This is the answer given
We do not currently have an Apple TV channel. However, if you have a computer, tablet, or smartphone that supports AirPlay, you can use AirPlay to connect to your Apple TV and see videos on your TV. Consult the documentation for your device and your Apple TV to learn how to set this up.
It would suggest that they have been considering an Apple TV channel and anticipate having it in the future.
A google search shows that Apple is in the process of upgrading their TV streaming service and it looks like September is the month in which it is anticipated. To coincide with this is a new set top box and remote. Apple has been negotiating with broadcasters making available more content on their server.
Geoffrey Jackson will be able to use his watch to connect his TV to the service
A report from 9to5Mac says that, in addition to a redesigned remote, the Apple Watch will be able to control the redesigned Apple TV as "a primary input device." That stands to reason since the Apple Watch also serves as a remote for the current Apple TV. 9to5 Mac also backs the notion that the next-generation Apple TV will have Siri integration and support for third-party apps, with a TVKit feature in Xcode allowing developers to build apps for the Apple TV.