Their reasoning is literally the second sentence on that page.
Note however that the
10.Y.Z
release chain represents the “cleanup” of the codebase, so it should be accepted that10.Y.Z
breaks all compatibility, at some point, with previous Emby-compatible interfaces, and may also break compatibility with previous10.Y
releases if required for later cleanup work
Any 10.Y.Z release is cleanup and can include breaking changes. That’s been the case for 10.9 and 10.10 already btw.
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