这里是一个简单的 proto 文件示例，它定义了一个账户消息类型：
Nature, Published online: 25 February 2026; doi:10.1038/d41586-026-00296-3
。同城约会是该领域的重要参考
MWC 2026 是一道分水岭。它证明了 6G 的演进不再由老牌通信巨头单方面定义，算力巨头与国家意志主导的开源生态，正在重塑牌桌的规则。
There's also Stream.broadcast() for push-based multi-consumer scenarios. Both require you to think about what happens when consumers run at different speeds — because that's a real concern that shouldn't be hidden.