Mostly the one used to encode them in the first place.

Regardless of how you feel about Israel, they are moving from an open source piece of software to a closed source one, which is rarely a good choice.

Suddenly the owners of that software have a significant lever to exert influence, and it is largely through this sort of power that Microsoft became what it is today.

Of course, this is much smaller scale, and only on one Anime platform already notorious for being more annoying to use than just learning how to pirate, but it is definitely not a positive development.