That might make operation-based CRDTs sound way better. For example, if a user updates one item in a list, an operation-based CRDT can send a description of only that update, while a state-based CRDT has to send the whole list! The drawback is that operation-based CRDTs impose constraints on the communication channel: messages must be delivered exactly once, in causal order, to each peer.2
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He was talking about advertising, and he described a dystopian potential future in which the smart fridges in our kitchens could share information about their owners' dietary choices with health insurers.，这一点在服务器推荐中也有详细论述
另一方面，英國外交部已更新對約旦、敘利亞、黎巴嫩、伊拉克、也門、土耳其、沙特阿拉伯及阿曼的旅遊建議，呼籲旅客「保持警惕，遵從當地當局指示，如有建議應前往避難地點」。