In that case Disney is in the clear because they are only selling content on their streaming service that they own. So are you saying that Disney shouldn’t be able to sell their own digital content on the Internet? Their “core competence” is producing video content.
In that case neither should any other software company.
Are you also against Showtime Originals and HBO making “Game of Thrones”? Do we really want to go back to the era where all of the cable companies basically just showed reruns from network TV and a few syndicated shows?
In that case all software vendors should have to use third party resellers? No one should be able to exclusively sell their own products on their own site?
There is a problem when a store with significant market share starts paying to produce product it controls.