In an earlier post, I listed font-rendering attacks as an explicit limitation:
（四）代替他人或者让他人代替自己参加考试的。
，更多细节参见heLLoword翻译官方下载
Now, to be certain, these types of issues are implementation bugs. The connection leak was definitely something that undici needed to fix in its own implementation, but the complexity of the specification does not make dealing with these types of issues easy.
For implementers, there's no Transformer protocol with start(), transform(), flush() methods and controller coordination passed into a TransformStream class that has its own hidden state machine and buffering mechanisms. Transforms are just functions or simple objects: far simpler to implement and test.
Дания захотела отказать в убежище украинцам призывного возраста09:44