Unverified50% confidenceFactExact time
WhatsApp早期使用基于XMPP协议的自定义变体，后逐步演进为更高效的私有二进制协议
1
Sources
50%
Confidence
Long-term
Relevance
7/8/2026
First Seen
Sources
Why Does WhatsApp Drain So Much Battery? A Deep Dive into the Technical Causes and a Power-Saving Guide
hackernewshackernews7/7/2026
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