Earlier quoted context omitted.
Basically because of the division between publishers and distributors. Publishers make deals with different distributors in different countries, and some (many) of these distribution deals are exclusive. For example, Universal signs a deal with a UK channel that includes the exclusive right to distribute in the UK. These exclusivity deals are mutually beneficial - Universal has less deal-signing overhead in dealing w…
I think it's because of price discrimination. Same reason why there are "international" versions of text books. https://en.wikipedia.org/wiki/Price_discrimination If you have a good whose marginal costs is very small, then once it has been created, the optimal method to sell it is to sell it to each person for the maximum amount they are able and willing to pay. Obviously, people in poorer countries aren't able to pa…
Regardless, streaming distributors still need to work within the framework of the pre-existing deals that the publisher has already committed to.